Seiko Cal. 4438 - 373

Released in 1966, the Cal. 4438 with design code 373 was part of Seiko's domestic market collection. It features a Burgundy dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-97e345c1250f]

Also known as: Emperor

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

15.3mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

100m

Dial Color

Burgundy

Jewels

27j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1966

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