Seiko Cal. 6146 - 643

The 6146-643 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6146 caliber with 29j jewels beating at 36,000 bph, it delivers a 47 hours power reserve. [seikata-wm-73520e457aef]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

41mm

Case Thickness

11.7mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Green

Jewels

29j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1980

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