Seiko Cal. 0770 - 370

The 0770-370 is a sought-after Quartz piece from Seiko's golden era. Powered by the 0770 caliber with 26j jewels beating at 36,000 bph, it delivers a 45 hours power reserve. [seikata-wm-85d8eb54a73d]

Also known as: Monster, Golden Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

41mm

Case Thickness

12.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Black

Jewels

26j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1986

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