Seiko Cal. 6677 - 642

The Seiko 6677-642 represents an important milestone in Seiko's 1987 lineup. Powered by the 6677 caliber with 18j jewels beating at 36,000 bph, it delivers a 64 hours power reserve. [seikata-wm-5415c60a2dad]

Also known as: Samurai, Rally

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

15.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

90m

Dial Color

Burgundy

Jewels

18j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1987

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