Seiko Cal. 6131 - 344

The Seiko 6131-344 represents an important milestone in Seiko's 1979 lineup. It features a Silver dial protected by a Mineral crystal and offers 130m of water resistance. [seikata-wm-aaf6816332cb]

Also known as: Helmet, Emperor

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

11.3mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Silver

Jewels

28j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1979

Related Models

• Seiko 6197-510
• Seiko 6626-198
• Seiko 4578-358
• Seiko 6123-327
• Seiko 7158-794
• Seiko 6356-674
• Seiko 5296-957
• Seiko 6171-186
• Seiko 7176-554
• Seiko 3817-744
• Seiko 0787-475
• Seiko 3846-901