Seiko Cal. 6681 - 523

The 6681-523 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6681 caliber with 18j jewels beating at 36,000 bph, it delivers a 46 hours power reserve. [seikata-wm-840ea74a83a6]

Also known as: Golden Tuna, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

11.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

60m

Dial Color

Cream

Jewels

18j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1974

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