Seiko Cal. 6648 - 261

This Spring Drive model from 1998 features a 38mm PVD Black case. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 150m of water resistance. [seikata-wm-450b3db8de9b]

Also known as: Helmet, Crown

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

38mm

Case Thickness

12.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1998

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