Seiko Cal. 6657 - 710

Seiko 6657-710

This Quartz model from 1969 features a 44mm PVD Black case. The Coin-Edge bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-70e720809fd1]

Also known as: Navigator, Golden Tuna

Specifications

Movement
Quartz
Case Material
PVD Black
Case Width
44mm
Case Thickness
8.1mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
200m
Dial Color
Blue Sunburst
Jewels
27j
Frequency
28,800 bph
Power Reserve
59 hours
Year
1969

Related Models

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