Seiko Cal. 6678 - 277

The Seiko 6678-277 represents an important milestone in Seiko's 1993 lineup. Powered by the 6678 caliber with 35j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-9acb36161cf3]

Also known as: Sportsmatic, Baby Tuna

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

11.0mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

130m

Dial Color

White

Jewels

35j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1993

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