Seiko Cal. 6623 - 489

This Spring Drive model from 1980 features a 42mm Stainless Steel case. Powered by the 6623 caliber with 22j jewels beating at 21,600 bph, it delivers a 51 hours power reserve. [seikata-wm-8162cbd2b17a]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

15.8mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Burgundy

Jewels

22j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1980

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