Seiko Cal. 6645 - 207

Seiko 6645-207

The 6645-207 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6645 caliber with 18j jewels beating at 36,000 bph, it delivers a 37 hours power reserve. [seikata-wm-64a246977d97]

Also known as: Bullhead, Arnie

Specifications

Movement
Automatic
Case Material
Gold-Plated
Case Width
38mm
Case Thickness
12.2mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
130m
Dial Color
Cream
Jewels
18j
Frequency
36,000 bph
Power Reserve
37 hours
Year
1973

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seikata-wm-64a246977d97