Seiko Cal. 3843 - 661

Seiko 3843-661

The 3843-661 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 3843 caliber with 29j jewels beating at 28,800 bph, it delivers a 66 hours power reserve. [seikata-wm-74ff7be3cf00]

Also known as: Tuna

Specifications

Movement
Kinetic
Case Material
Gold-Plated
Case Width
41mm
Case Thickness
13.8mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
150m
Dial Color
Burgundy
Jewels
29j
Frequency
28,800 bph
Power Reserve
66 hours
Year
1976

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