Seiko Cal. 6677 - 617

This Spring Drive model from 1987 features a 46mm Hardlex-Coated Steel case. Powered by the 6677 caliber with 19j jewels beating at 21,600 bph, it delivers a 69 hours power reserve. [seikata-wm-a4ec09d72e8b]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

15.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Silver

Jewels

19j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1987

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