Seiko Cal. 6645 - 213

Seiko 6645-213

The 6645-213 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6645 caliber with 20j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-d938e3664f54]

Also known as: Monster, Shogun

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
34mm
Case Thickness
13.2mm
Lug Width
19mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
190m
Dial Color
Burgundy
Jewels
20j
Frequency
21,600 bph
Power Reserve
42 hours
Year
1974

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