Seiko Cal. 6638 - 689

Seiko 6638-689

This Automatic model from 1987 features a 34mm PVD Black case. The Coin-Edge bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-dafe8c24d3c3]

Also known as: Turtle, Sea Horse

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
34mm
Case Thickness
8.5mm
Lug Width
19mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
100m
Dial Color
Burgundy
Jewels
18j
Frequency
28,800 bph
Power Reserve
45 hours
Year
1987

Related Models

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