Seiko Cal. 6615 - 639

The Seiko 6615-639 represents an important milestone in Seiko's 1997 lineup. It features a White dial protected by a Hardlex crystal and offers 90m of water resistance. [seikata-wm-f842b051db30]

Also known as: UFO

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

11.4mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

90m

Dial Color

White

Jewels

18j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1997

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