Seiko Cal. 6254 - 313

This Automatic model from 1977 features a 37mm Hardlex-Coated Steel case. Powered by the 6254 caliber with 30j jewels beating at 36,000 bph, it delivers a 36 hours power reserve. [seikata-wm-47c4a7ec8ba7]

Also known as: Sportsmatic

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

14.9mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

160m

Dial Color

Green

Jewels

30j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1977

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