STEELDIVE SD1970C Automatic Diver Watch – NH35 Movement, Sapphire Crystal, 200M Waterproof

The STEELDIVE SD1970C is a professional-grade automatic dive watch that combines rugged performance with vintage-inspired styling. Built with a 43.8mm stainless steel case, sapphire crystal glass, and a ceramic unidirectional bezel, this model is designed for both underwater reliability and everyday wear. Its bold proportions, Arabic numeral markers, and luminous accents give it strong wrist presence, making it ideal for divers, collectors, and enthusiasts seeking a classic tool watch design.

Condition
New with box and papers – brand new, unworn, and in pristine condition.

Driven by the reliable Japanese NH35 automatic movement, the SD1970C offers both self-winding and hand-winding functions, ensuring dependable accuracy without a battery. With 200M water resistance, a screw-down crown, and a solid stainless steel case, it is fully capable of handling professional dive conditions. The ceramic 120-click bezel provides precise timing functionality, while Swiss luminous markers ensure outstanding readability even in darkness. Weighing 189g on its steel bracelet, this watch delivers a substantial, high-quality feel on the wrist.

Inspired By

The STEELDIVE SD1970C is a faithful homage to the legendary Seiko 6105 “Captain Willard” — a diver that earned fame in the 1970s and became iconic after appearing in the film Apocalypse Now. Known for its rugged reliability and unique case design, the original model commands strong demand among collectors. The SD1970C captures the same vintage diver aesthetic, cushion-style profile, and underwater performance at an affordable price, making it the perfect alternative for modern enthusiasts.

Specifications

• Brand: STEELDIVE

• Model: SD1970C

• Movement: Japan NH35 Automatic (self-wind & hand-wind)

• Case Material: 316L Stainless Steel

• Case Shape: Round (cushion-style)

• Case Diameter: 43.8 mm

• Case Thickness: 13.5 mm

• Case Length (lug-to-lug): 46.8 mm

• Dial Window: Sapphire Crystal (32.00 × 2.70 mm)

• Dial Size: 33.00 × 31.00 × 29.30 × 0.40 mm

• Display Type: Analog, Needle Hands, Arabic numeral markers

• Bezel: Ceramic, Unidirectional, 120-click (38.00 × 32.10 × 1.20 mm)

• Crown: Screw-in, 7 mm

• Hands Size: 7.50 × 12.00 × 12.00 mm

• Band Material: Stainless Steel

• Band Length: 21 cm

• Band Width: 20–24 mm

• Clasp Type: Folding Clasp with Safety (milled)

• Water Resistance: 20 Bar (200M / 20ATM) – professional diving standard

• Lume: Swiss luminous coating on hands and markers

• Weight: 189 g (on bracelet)

• Functions: Time, Date, Rotating Dive Bezel

• Style: Sport, Diving, Vintage Luxury-Inspired