Seiko Cal. 6634 - 862

Seiko 6634-862

The 6634-862 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6634 caliber with 27j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-e861f69e9dd8]

Also known as: Tuna, Golden Tuna

Specifications

Movement
Kinetic
Case Material
Two-Tone
Case Width
40mm
Case Thickness
11.3mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
140m
Dial Color
Burgundy
Jewels
27j
Frequency
36,000 bph
Power Reserve
40 hours
Year
1995

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