Seiko Cal. 4599 - 723

The Seiko 4599-723 represents an important milestone in Seiko's 1985 lineup. Powered by the 4599 caliber with 28j jewels beating at 28,800 bph, it delivers a 53 hours power reserve. [seikata-wm-a6d283079a5c]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

45mm

Case Thickness

14.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Silver

Jewels

28j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1985

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