Seiko Cal. 7090 - 393

This Spring Drive model from 1965 features a 44mm Titanium case. It features a Burgundy dial protected by a Acrylic crystal and offers 150m of water resistance. [seikata-wm-a19884b6a800]

Also known as: Tuna, Helmet

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

44mm

Case Thickness

13.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

150m

Dial Color

Burgundy

Jewels

23j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1965

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