Seiko Cal. 5685 - 946

The 5685-946 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5685 caliber with 29j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-3eb2f9ef35e3]

Also known as: World Timer, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

34mm

Case Thickness

13.6mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Cream

Jewels

29j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1972

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