Seiko Cal. 4592 - 723

This Hand-Winding model from 1984 features a 44mm Two-Tone case. Powered by the 4592 caliber with 19j jewels beating at 21,600 bph, it delivers a 61 hours power reserve. [seikata-wm-126c8b4f54a4]

Also known as: Tuna, Helmet

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

44mm

Case Thickness

8.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Black

Jewels

19j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1984

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