Seiko Cal. 0757 - 710

Seiko 0757-710

The 0757-710 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 0757 caliber with 20j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-16593ec8a0c2]

Also known as: Helmet

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
46mm
Case Thickness
9.9mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
140m
Dial Color
White
Jewels
20j
Frequency
28,800 bph
Power Reserve
37 hours
Year
1980

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seikata-wm-16593ec8a0c2