Seiko Cal. 5681 - 661

Seiko 5681-661

The 5681-661 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 5681 caliber with 25j jewels beating at 21,600 bph, it delivers a 41 hours power reserve. [seikata-wm-1c2d20f4e4db]

Also known as: Turtle

Specifications

Movement
Kinetic
Case Material
Two-Tone
Case Width
35mm
Case Thickness
15.9mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
200m
Dial Color
Silver
Jewels
25j
Frequency
21,600 bph
Power Reserve
41 hours
Year
1985

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