Refined, reliable, and built to impress — the Seikomariner – Two Tone Black combines classic diver design with modern craftsmanship. Featuring a striking two-tone case and bracelet paired with a sleek black dial, this 40 mm timepiece delivers both sophistication and everyday durability. Powered by the trusted Seiko NH35 automatic movement, it offers precision timekeeping with a luxury-inspired finish.

Specifications

• Case Diameter: 40 mm / 1.57" (excluding crown)

• Case Thickness: 12 mm / 0.47"

• Glass: Scratch-resistant sapphire with anti-reflective coating

• Material: Premium 904L stainless steel – robust and corrosion-resistant

• Movement: Seiko NH35 Automatic – renowned for accuracy and reliability

• Luminova: High-visibility lume for easy reading in low-light conditions

• Bezel: Ceramic bezel for a durable, refined finish

• Bracelet: 904L stainless steel with secure safety clasp

• Wrist Size: Adjustable from 14.5 cm / 5.7" to 22 cm / 8.66"

• Lug Width: 20 mm / 0.79" – compatible with multiple strap options

• Case Back: Available in open crystal (showcasing the movement) or solid steel

In the Box

• 1 × Modified Watch

• Watch Box

• Tool Kit

• 1-Year Warranty

All watches are made by hand. Please allow 3–5 business days (excluding weekends) for assembly before shipping. This timeframe is an estimate and may take slightly longer during busy periods or high order volumes.

Disclaimer: VVS Jewelry operates independently and is not affiliated with Omega, Seiko, or any other watch brand. All components and movements are newly sourced from independent specialist suppliers.