Seiko Cal. 7090 - 339

Seiko 7090-339

The 7090-339 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7090 caliber with 19j jewels beating at 21,600 bph, it delivers a 38 hours power reserve. [seikata-wm-5f5862731af9]

Also known as: Monster

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
45mm
Case Thickness
8.8mm
Lug Width
18mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
190m
Dial Color
Blue Sunburst
Jewels
19j
Frequency
21,600 bph
Power Reserve
38 hours
Year
1989

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