Seiko Cal. 6142 - 647

The 6142-647 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6142 caliber with 25j jewels beating at 21,600 bph, it delivers a 72 hours power reserve. [seikata-wm-e316767935d6]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

41mm

Case Thickness

15.8mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Burgundy

Jewels

25j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1987

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