Seiko Cal. 3870 - 574

This Quartz model from 1979 features a 34mm Hardlex-Coated Steel case. Powered by the 3870 caliber with 29j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-cfb001ff7e53]

Also known as: Sportsmatic, Golden Tuna

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

12.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Silver

Jewels

29j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1979

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