Seiko Cal. 6683 - 731

Seiko 6683-731

The 6683-731 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6683 caliber with 20j jewels beating at 36,000 bph, it delivers a 36 hours power reserve. [seikata-wm-2e4c101109c6]

Also known as: World Timer, Golden Tuna

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
41mm
Case Thickness
8.4mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
140m
Dial Color
Black
Jewels
20j
Frequency
36,000 bph
Power Reserve
36 hours
Year
1997

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seikata-wm-2e4c101109c6