Seiko Cal. 6615 - 538

The Seiko 6615-538 represents an important milestone in Seiko's 1976 lineup. It features a Silver dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-2613d67bd3cd]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

10.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Silver

Jewels

20j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1976

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