San MartinSN0135G
Homage to the Tudor Black Bay Pro
about$398
Regular price at the brand's own website, checked 31 Oct 2026. Marketplace prices change often.
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The San Martin SN0135G is a homage to the Tudor Black Bay Pro, with the same 39 mm case size. It uses an automatic movement and is water resistant to 100 m. It costs about $398 at the official store.
Side by side with the original
Compared with reference M79470-0001. Values marked ≈ are estimates, such as a reviewer's measurement.
| Spec | SN0135G | Black Bay Pro (M79470-0001) | Difference |
|---|---|---|---|
| Case diameter | 39 mm | 39 mm | same |
| Lug-to-lug | 48.5 mm | Not published | Can't compare |
| Thickness | 12.75 mm | ≈ 14.6 mm | −1.85 mm |
| Lug width | Not published | ≈ 20 mm | Can't compare |
| Water resistance | 100 m | 200 m | |
| Movement | Automatic, NH34 | Automatic, MT5652 | |
| Power reserve | Not published | 70 h | |
| Crystal | Sapphire, aR coating | Sapphire | |
| Bezel | 316L stainless steel, brushed, 24-hour scale | Fixed, satin-brushed steel with engraved 24-hour scale | |
| Case material | 316L stainless steel | Stainless steel, polished and satin-brushed | |
| Lume | BGW-X1 on hands and dial indices | Luminous ceramic markers and snowflake hands | |
| Bracelet | 316L stainless steel Milanese mesh bracelet, 20 mm tapering to 18 mm | Riveted steel bracelet | |
| Weight | 135 g | Not published |
- ≈ Black Bay Pro, Thickness: median of 3 agreeing independent measurements (14.6–14.9 mm); the maker does not publish it.
- ≈ Black Bay Pro, Lug width: median of 2 agreeing independent measurements (20 mm); the maker does not publish it.
The original
Tudor
Black Bay Pro
Reference M79470-0001, steel riveted bracelet
- Case
- 39 mm
- Lug-to-lug
- Not published
- Thickness
- ≈ 14.6 mm
- Water resistance
- 200 m
- Movement
- Automatic, MT5652
- List price
- $5,075
Why it scores as it does
Proportions and movement are computed from specs. Design details and functions are judged from the brand's official images. How we score
Lug-to-lug is neither published nor measured for one of the two watches, so there is not enough data to score.
Proportions— / 30
- Case diameter12 / 12Same size
- Lug-to-lug0 / 8Not published, left out
- Thickness2.3 / 61.8 mm apart
- Lug width0 / 4Not published, left out
Design signatures— / 40
- Matte snowflake hour and minute hands5.5 / 11Wide arrow-shaped hour hand with a lume plot and a plain minute hand; not the original's snowflake shape. The hand surrounds turn silver or black with the light.
- Fixed satin-brushed steel bezel with engraved 24-hour scale11 / 11Fixed brushed steel bezel with an engraved 24-hour scale in the official images.
- Applied luminous ceramic hour markers4 / 8Applied square and bar markers filled with BGW-X1 lume; the brand does not say they are ceramic.
- Separate 24-hour hand with a snowflake tip, read against the fixed bezel3.5 / 7A separate orange 24-hour hand read against the fixed bezel, with a triangle tip rather than a snowflake tip.
- Riveted steel bracelet0 / 3Milanese mesh bracelet with solid end links; no rivets.
Functions and materials— / 20
- Complications8 / 8Date and a GMT hand, as on the original.
- Bezel action4 / 4Fixed bezel, as on the original.
- Case and bezel materials4 / 4Steel case and bezel, as on the original.
- Crystal shape and date window4 / 4Sapphire with AR coating; the original's crystal is sapphire.
Movement type— / 10
- Movement type10 / 10Same movement type.
What reviewers and owners say
We haven't read enough independent reviews of this model to summarise them yet.
Good
- Fixed 24-hour bezel with a brushed finish
- Articulated mesh bracelet with solid end links and screw links
- Compact on-the-fly clasp
- Enamel dials with applied markers
- Bright BGW-X1 lume on hands and markers
Less good
- The silver-to-black hand surrounds are hard to read on the white dial in the one review
- Dial logo is printed, not applied
- Only one review of this model so far
Versions and colours
- Enamel white dialIts own colourway, not on the originalabout $398
- Enamel black dialIts own colourway, not on the originalabout $398
Compare
Sources
Checked 31 Oct 2026. Every figure on this page comes from one of these pages.