Proxima PX1752 — 39mm Teal Spiral Dial Dive Watch with Miyota 9015

39mm • 316L Stainless Steel • Miyota 9015 • 100m Water Resistance • Bubble Sapphire Crystal • BGW9 Full Lume

The PX1752 is built around a specific combination that is genuinely rare in the microbrand space: a teal spiral guilloché dial — Proxima calls it the “oil pressure” dial — paired with a matching perforated teal leather strap and the Miyota 9015, one of the most respected Japanese automatic movements available at this price point.

Most watches at this price compete on specification lists. The PX1752 competes on how it looks and feels as a complete object. The dial colour, strap colour, and crown logo form a cohesive design language that makes this watch read as considered rather than assembled from commodity parts.

The Teal Oil Pressure Dial — What You’re Actually Looking At

The “oil pressure” descriptor comes from the dial’s surface treatment — fine radial lines machined outward from the center in a continuous spiral pattern, similar to guilloché engine-turning. The effect catches light across the entire surface and shifts appearance significantly depending on viewing angle. In daylight the teal reads as vivid and saturated. In shade it deepens toward teal-black with the spiral texture becoming more prominent. Under artificial light the surface almost appears to ripple.

The teal colour used here is notably specific — not the standard navy or dark blue that dominates the dive watch market, not generic green. It sits between true teal and aqua, and the match between dial colour and leather strap colour is tight enough that this clearly reflects a deliberate design decision rather than a coincidence of available parts.

The full lume handset — open-center hands filled with BGW9 — sits above the textured surface with enough relief that legibility is clean despite the visual busyness of the engraved background. Looking at the lume shot, every index, both hands, and the bezel marker emit simultaneously at consistent brightness. The BGW9 blue emission against the teal dial background creates a particularly clean low-light read.

Why the Miyota 9015 Is the Right Movement for This Watch

The Miyota 9015 is manufactured by Citizen’s movement division in Japan. It runs at 28,800 vibrations per hour — the same high-beat rate as the PT5000 used in the PX1749 — producing the smooth sweeping seconds hand that separates high-beat movements from standard 21,600 vph calibers.

Watch community consensus on the 9015 is consistently positive. It is widely regarded as one of the best value-per-performance movements available in this price tier — more refined in feel than the NH35, with better accuracy specification and a more upscale winding experience. Power reserve is 42 hours, slightly more than the PT5000’s 38 hours. The movement hacks and hand-winds.

The choice of 9015 over the more common NH35 or PT5000 is a meaningful upgrade — it results in a noticeably different on-wrist experience for anyone who pays attention to seconds hand motion and movement quality. The WatchUSeek community has specifically noted the 9015 as “one of the best value and quality movements available” at this price point, comparing its engineering lineage to the ETA 2894-2.

Two versions are available: Japan 9015 (Miyota-manufactured) and China 9015 (domestically produced equivalent). The Japan version is the premium choice for buyers who specifically want the Miyota-manufactured movement.

Bubble Sapphire Crystal — What Makes It Different

The PX1752 uses a bubble sapphire crystal — a domed convex surface rather than the flat sapphire used on most dive watches at this price. The dome creates a distinctive visual effect: the dial appears to sit under a magnifying surface, giving the watch a vintage reference that flat crystals cannot replicate. It also adds visual height above the case that makes the watch read as more substantial than its 10.95mm thickness suggests.

AR coating is applied to reduce reflections — without it, domed sapphire can create significant glare. The coating on the PX1752 allows the teal dial to read clearly from multiple angles.

The visible sapphire caseback is a specific choice that complements the bubble crystal — it allows the Miyota 9015 rotor to be viewed in use, which for anyone who finds automatic movements interesting, adds a dimension to ownership that a solid caseback does not.

The Matched Teal Leather Strap

The perforated teal leather strap is the component that makes the PX1752’s design work as a complete statement rather than just a dial with generic accessories attached. The colour match to the dial is close enough to read as intentional from any distance, and the perforation pattern is consistent with sport and racing watch strap design — appropriate for a dive watch aesthetic without being overly casual.

The strap uses a steel pin buckle with a polished surface finish — visible in the detail image — that works with the polished case bevels. Strap width is 20mm with standard spring bars, which means aftermarket strap replacement is straightforward if you want to run the watch on a different colour or material.

Note from Proxima: A steel bracelet version is also available — contact us before ordering if you prefer the bracelet configuration.

Full Specifications

PX1752 vs PX1749 — How to Choose

Both are 39mm Proxima dive watches with spiral-engraved dials, BGW9 lume, and ceramic bezels. The key differences:

The PX1749 uses the PT5000 movement, comes with a steel bracelet, is rated to 200m, and has a 11.5mm case profile. Its dial colours are dark grey and green gradient — darker, more tool-watch-oriented options.

The PX1752 uses the Miyota 9015 (a more refined movement by most accounts), comes on a matched teal leather strap, is rated to 100m, and sits at a slimmer 10.95mm. The teal dial and strap combination makes it the more design-forward choice between the two.

If water resistance and bracelet wearability are priorities, the PX1749 is the call. If the complete aesthetic — teal dial, matched leather, visible caseback, bubble crystal — is what you are buying, the PX1752 is the more distinctive watch.

Who the PX1752 Is For

Buyers who want a watch with genuine design coherence. The teal dial, matched strap, bubble crystal, and visible movement caseback form a design language that reads as complete. This is not a standard black diver with a different coloured bezel.

Miyota 9015 enthusiasts. The 9015 has a loyal following in the watch community specifically because of its smooth high-beat motion and Citizen engineering heritage. If you know what the 9015 is and want it at this price point, the PX1752 delivers it with a dial worthy of the movement.

Slim-profile wearers. At 10.95mm — notably thinner than most dive watches at 12–13mm — the PX1752 sits under a cuff and wears closer to a dress watch profile than a tool watch. That combination of dive watch design with slim proportions is a specific niche the PX1752 fills.

Colour-conscious collectors. The teal is an unusual choice in the watch market — not the safe navy blue, not the trend-chasing green. It is a distinctive colour that reads differently in different contexts and ages well as a collection choice.

FAQ

What is an “oil pressure” dial? Oil pressure is the English translation of the Chinese term used to describe this dial’s surface treatment — fine radial lines machined from the center in a spiral pattern, similar to guilloché engine-turning. The effect creates a textured surface that shifts appearance with light and viewing angle.

What is the difference between Japan 9015 and China 9015? Japan 9015 is manufactured by Miyota, Citizen’s movement subsidiary, in Japan. China 9015 is a domestically produced Chinese movement to the same specification. Both run at 28,800 vph. The Japan 9015 is generally considered the premium option for movement enthusiasts who specifically want the Miyota-manufactured caliber.

Can I get the PX1752 on a steel bracelet? Yes — contact us before placing your order and we can arrange the bracelet version.

Is 100m water resistance enough for swimming? Yes. 100m / 10 bar is appropriate for swimming, snorkeling, and surface water sports. It is not rated for scuba diving. The screw-down crown and caseback provide the pressure integrity for regular water exposure.

Does the bubble crystal affect legibility? The AR coating on the domed sapphire significantly reduces reflection. The dome actually improves legibility at certain angles by reducing glare compared to flat sapphire — and the convex surface creates a magnifying effect that makes the dial appear larger than the case dimensions suggest.

What strap size does the PX1752 use? The strap is 20mm at the lug end, standard spring bar attachment. Any 20mm aftermarket strap fits without modification.

How does the Miyota 9015 compare to the NH35? The 9015 runs at 28,800 vph versus the NH35’s 21,600 vph, producing a noticeably smoother sweeping seconds hand. The 9015 has a longer power reserve (42 hours vs 41 hours), hacks, and hand-winds. The winding feel is generally considered more refined. In the watch community, the 9015 is consistently rated as the superior movement when both are available at the same price point.

Oil Pressure Dial

Full Luminious Handset,BGW9 Luminova

Soft Leather Band