Seiko Cal. 6698 - 688

Seiko 6698-688

The 6698-688 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6698 caliber with 20j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-bcc79e5f6264]

Also known as: Helmet, Golden Tuna

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
41mm
Case Thickness
8.0mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
110m
Dial Color
Champagne
Jewels
20j
Frequency
36,000 bph
Power Reserve
54 hours
Year
1982

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