Seiko Cal. 6620 - 240

The Seiko 6620-240 represents an important milestone in Seiko's 1980 lineup. The Coin-Edge bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-cfda2c538a58]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

36mm

Case Thickness

13.6mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Black

Jewels

30j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1980

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