Seiko Cal. 5277 - 525

The Seiko 5277-525 represents an important milestone in Seiko's 1968 lineup. The Coin-Edge bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-5447b922d6c5]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

15.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Burgundy

Jewels

24j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1968

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