Seiko Cal. 5685 - 716

The 5685-716 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5685 caliber with 29j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-e03bbf782ca5]

Also known as: UFO

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

43mm

Case Thickness

8.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Burgundy

Jewels

29j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1988

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