Seiko Cal. 5221 - 645

Seiko 5221-645

The Seiko 5221-645 represents an important milestone in Seiko's 1969 lineup. Powered by the 5221 caliber with 35j jewels beating at 36,000 bph, it delivers a 52 hours power reserve. [seikata-wm-6a77681ec18f]

Also known as: Sportsmatic, Golden Tuna

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
44mm
Case Thickness
12.3mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
180m
Dial Color
Silver
Jewels
35j
Frequency
36,000 bph
Power Reserve
52 hours
Year
1969

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