Seiko Cal. 6131 - 983

Seiko 6131-983

The 6131-983 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6131 caliber with 32j jewels beating at 21,600 bph, it delivers a 44 hours power reserve. [seikata-wm-b84023be3faf]

Also known as: Turtle, World Timer

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
42mm
Case Thickness
12.5mm
Lug Width
21mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
120m
Dial Color
Navy
Jewels
32j
Frequency
21,600 bph
Power Reserve
44 hours
Year
1969

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