Seiko Cal. 6635 - 287

The Seiko 6635-287 represents an important milestone in Seiko's 1992 lineup. Powered by the 6635 caliber with 28j jewels beating at 28,800 bph, it delivers a 41 hours power reserve. [seikata-wm-67ec77664233]

Also known as: Arnie

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

12.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Champagne

Jewels

28j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1992

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