⌚ San Martin SN0138-B2
37mm Vintage Diver · ST2130 High‑Beat · Gradient Dial
Snowflake hands · 200m WR · Aluminum bezel · OTF clasp
🎨 Dial — Gradient Sunburst
Available colors: Gradient Black ⚫, Gradient Blue 💙, Gradient Red ❤️ – each dial features a stunning sunburst gradient that transitions from dark at the edge to lighter toward the center.
🔘 Bezel: 120‑click unidirectional bezel with aluminum insert – lightweight, durable, and classic.
❄️ Hands: Snowflake hands – a heritage diver signature, filled with BGW‑X1 blue luminous for excellent low‑light legibility.
💡 Lume: BGW‑X1 blue light on hands and markers – bright and long‑lasting.
⌚ Case, Bracelet & Durability
- 37mm diameter · 45.5mm lug‑to‑lug · 12.4mm thickness – ideal for smaller wrists and vintage enthusiasts.
- 316L solid stainless steel case and bracelet.
- 3‑link solid steel bracelet (20mm lug width) – brushed finish, classic Oyster style.
- Fly adjustable / On‑The‑Fly (OTF) clasp with 3D hexagon logo – tool‑free micro‑adjustment.
- Screw‑down crown · Screw‑down case back – ensuring 200m water resistance.
- Sapphire crystal with AR coating – scratch‑resistant and anti‑reflective.
📐 Technical Specifications
San Martin
SN0138-B2
ST2130 (automatic, 28,800bph, 42h power reserve)
316L Stainless Steel
37mm
45.5mm
12.4mm (including crystal)
Sapphire with AR coating
120‑click unidirectional, aluminum insert
Gradient Black / Gradient Blue / Gradient Red
Snowflake hands, BGW‑X1 lume
BGW‑X1 blue light (hands & markers)
Screw‑down
Screw‑down
3‑link solid 316L steel, 20mm width
Fly adjustable / OTF clasp, 3D hexagon logo
20Bar = 200 meters
≈147.3g
2 years
⚙️ ST2130 – reliable high‑beat movement:
• 28,800 vibrations per hour (smooth sweeping seconds)
• ~42 hours power reserve · Hacking (stop second)
• Automatic & hand‑winding · Widely respected for accuracy and durability.
