Seiko Cal. 4440 - 374

This Solar model from 1976 features a 37mm PVD Black case. It features a Burgundy dial protected by a Acrylic crystal and offers 60m of water resistance. [seikata-wm-9a8c2fa401ee]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

37mm

Case Thickness

8.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Burgundy

Jewels

17j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1976

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