Seiko Cal. 6218 - 628

The Seiko 6218-628 represents an important milestone in Seiko's 1977 lineup. Powered by the 6218 caliber with 22j jewels beating at 21,600 bph, it delivers a 36 hours power reserve. [seikata-wm-1ece150b3444]

Also known as: Tuna, Bullhead

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

41mm

Case Thickness

9.3mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

160m

Dial Color

White

Jewels

22j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1977

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