Seiko Cal. 0777 - 278

The 0777-278 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 0777 caliber with 36j jewels beating at 36,000 bph, it delivers a 58 hours power reserve. [seikata-wm-ce1dbf776d33]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

13.4mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Cream

Jewels

36j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1986

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