Seiko Cal. 7090 - 631

Seiko 7090-631

The 7090-631 is a sought-after Solar piece from Seiko's golden era. Powered by the 7090 caliber with 31j jewels beating at 36,000 bph, it delivers a 56 hours power reserve. [seikata-wm-2d520888bf34]

Also known as: Silverwave

Specifications

Movement
Solar
Case Material
Two-Tone
Case Width
35mm
Case Thickness
10.4mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
80m
Dial Color
Silver
Jewels
31j
Frequency
36,000 bph
Power Reserve
56 hours
Year
1998

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