Seiko Cal. 6277 - 786

The Seiko 6277-786 represents an important milestone in Seiko's 1975 lineup. The Coin-Edge bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-952fee762e54]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

9.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Navy

Jewels

35j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1975

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