Seiko Cal. 0739 - 278

The 0739-278 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 0739 caliber with 29j jewels beating at 28,800 bph, it delivers a 48 hours power reserve. [seikata-wm-4e132b84e6dd]

Also known as: Bullhead, Goldfeather

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

12.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Burgundy

Jewels

29j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1966

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