Seiko Cal. 0728 - 399

The Seiko 0728-399 represents an important milestone in Seiko's 1983 lineup. It features a Champagne dial protected by a Sapphire crystal and offers 50m of water resistance. [seikata-wm-c40014079614]

Also known as: UFO, World Timer

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

14.7mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Champagne

Jewels

20j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1983

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