Seiko Cal. 5238 - 781

Seiko 5238-781

The 5238-781 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 5238 caliber with 31j jewels beating at 28,800 bph, it delivers a 64 hours power reserve. [seikata-wm-e74889d4b306]

Also known as: Monster, Sumo

Specifications

Movement
Kinetic
Case Material
Stainless Steel
Case Width
40mm
Case Thickness
12.3mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
120m
Dial Color
Champagne
Jewels
31j
Frequency
28,800 bph
Power Reserve
64 hours
Year
1982

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