Seiko Cal. 6642 - 317

Seiko 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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