Seiko Cal. 6665 - 507

The Seiko 6665-507 represents an important milestone in Seiko's 1968 lineup. The Coin-Edge bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-15c4d79e0496]

Also known as: Silverwave

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

36mm

Case Thickness

14.3mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Black

Jewels

18j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1968

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