Seiko Cal. 6640 - 116

Seiko 6640-116

The Seiko 6640-116 represents an important milestone in Seiko's 1969 lineup. It features a Navy dial protected by a Sapphire crystal and offers 50m of water resistance. [seikata-wm-48d56fa308e1]

Also known as: Arnie

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
37mm
Case Thickness
12.8mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
50m
Dial Color
Navy
Jewels
36j
Frequency
28,800 bph
Power Reserve
62 hours
Year
1969

Related Models

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