Seiko Cal. 6615 - 638

The Seiko 6615-638 represents an important milestone in Seiko's 1967 lineup. With its 20mm lug width and 8.2mm profile, it sits comfortably on most wrists. [seikata-wm-475c2e219e47]

Also known as: Pogue, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

34mm

Case Thickness

8.2mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Burgundy

Jewels

23j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1967

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