Seiko Cal. 4429 - 777

The Seiko 4429-777 represents an important milestone in Seiko's 1987 lineup. Powered by the 4429 caliber with 32j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-456cbbfbbbf4]

Also known as: Monster, Bullhead

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

41mm

Case Thickness

15.5mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

White

Jewels

32j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1987

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