Seiko Cal. 6615 - 490

This Quartz model from 1974 features a 39mm Hardlex-Coated Steel case. Powered by the 6615 caliber with 30j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-b20ff725eafe]

Also known as: Sportsmatic, Sea Horse

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

13.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Black

Jewels

30j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1974

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