Seiko Cal. 6144 - 431

The 6144-431 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6144 caliber with 36j jewels beating at 21,600 bph, it delivers a 44 hours power reserve. [seikata-wm-124d1cb89c2f]

Also known as: Bullhead, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

43mm

Case Thickness

8.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

90m

Dial Color

Burgundy

Jewels

36j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1965

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