Seiko Cal. 5646 - 427

Seiko 5646-427

The Seiko 5646-427 represents an important milestone in Seiko's 1991 lineup. Powered by the 5646 caliber with 33j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-8d6481c39a3f]

Also known as: Turtle, Sumo

Specifications

Movement
Solar
Case Material
Gold-Plated
Case Width
41mm
Case Thickness
10.1mm
Lug Width
21mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
30m
Dial Color
Champagne
Jewels
33j
Frequency
21,600 bph
Power Reserve
59 hours
Year
1991

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