Seiko Cal. 7131 - 624

Seiko 7131-624

The Seiko 7131-624 represents an important milestone in Seiko's 1973 lineup. Powered by the 7131 caliber with 31j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-2cf5c4a432e7]

Also known as: Silverwave

Specifications

Movement
Quartz
Case Material
Stainless Steel
Case Width
43mm
Case Thickness
15.0mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
30m
Dial Color
Blue Sunburst
Jewels
31j
Frequency
28,800 bph
Power Reserve
57 hours
Year
1973

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