Seiko Cal. 5648 - 406

This Hand-Winding model from 1993 features a 37mm PVD Black case. It features a Burgundy dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-0cfac2592ae4]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

37mm

Case Thickness

10.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

180m

Dial Color

Burgundy

Jewels

30j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1993

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