Seiko Cal. 6635 - 345

The 6635-345 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6635 caliber with 28j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-b4f24d99ea8d]

Also known as: Turtle, Arnie

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

15.9mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Navy

Jewels

28j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1988

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