Seiko Cal. 6642 - 317

The 6642-317 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6642 caliber with 35j jewels beating at 36,000 bph, it delivers a 46 hours power reserve. [seikata-wm-da269239ca0b]

Also known as: Turtle

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

34mm

Case Thickness

10.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Navy

Jewels

35j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1997

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