Seiko Cal. 7139 - 388

The Seiko 7139-388 represents an important milestone in Seiko's 1987 lineup. It features a Champagne dial protected by a Acrylic crystal and offers 50m of water resistance. [seikata-wm-52bf596c3173]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

39mm

Case Thickness

9.4mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Champagne

Jewels

27j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1987

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