San Martin · Factory brand · China
San Martin SN0144 39mm (Miyota 9132)
- Miyota 9132
- 39 mm × 12.5 mm
- Sapphire crystal
- 100 m water resistance
Where to buy
- San MartinWorldwide
Movement
- Caliber
- Miyota 9132
- Type
- Automatic
- Tier
- Mid
- Complications
- Date, Power reserve
- Frequency
- 28,800 bph
- Power reserve
- 40 h
- Hacking
- Yes
- Accuracy (factory)
- -10 / +30 s/day
Case
- Diameter
- 39 mm
- Lug to lug
- 46.5 mm
- Thickness
- 12.5 mm
- Lug width
- 20 mm
- Material
- Steel (316L)
- Hardening
- —
- Water resistance
- 100 m
- Crown
- Screw-down
- Case back
- Solid, screw-down
- Bezel
- Fixed
Crystal & dial
- Crystal
- Sapphire
- Shape
- —
- Anti-reflective
- Yes (side not stated)
- Lume
- BGW-X1 (blue) on hands and markers
Bracelet & clasp
- Style
- —
- Links per row
- 5
- Solid end links
- —
- Solid links
- Yes
- Link attachment
- —
- Taper
- —
- Quick release
- —
- Half links
- —
- Clasp
- —
- Micro-adjust
- On-the-fly, "New Fly Adjustable Clasp"
- Diver extension
- —
Weight
- Head only
- —
- On bracelet
- —
- On strap
- —
- Stated weight (basis not given)
- 144.3 g
Prices
Variants
| Name | Reference | Dial |
|---|---|---|
| Light Golden | SN0144-DG | light golden |
| Light Green | SN0144-DG | light green |
| Gray | SN0144-DG | gray |
About this entry
84% of key specs known. Missing: hardening, end links, link attachment.
Brand specs (model "SN0144-DG"): Miyota 9132, 316L, 39mm, 46.5mm lug-to-lug, 12.5mm including crystal, 20mm lugs, sapphire with AR coating (side not stated), stainless steel bezel (fixed and smooth in the photos), light golden, light green or gray dial with applied indices and hexagon logo, lumed bar hands, BGW-X1 blue lume on hands and markers, screw-down crown with hexagon logo, screw-down solid caseback, 100m, 316L 5-link solid bracelet with the "New Fly Adjustable Clasp" (on-the-fly; positions and range not stated), about 144.3g (not stated what was weighed). The photos show the 9132 layout: power-reserve indicator at 12, 24-hour subdial low on the dial and date at 3. $488 (2026-10-24); every dial was sold out on 2026-10-25, and the listing says Miyota 9 series movements are in short supply and the model will be restocked when they arrive. Same 39mm case as the SN0144-GX but 2.4mm thicker.
Last verified: 2026-10-25. Edit or correct this entry.
Sources
- San Martin official store, SN0144-DG 39mm Miyota 9132 accessed 2026-10-25
- Caliber Corner, Miyota caliber 9132 (movement layout) accessed 2026-10-25