Seiko Cal. 6640 - 382

Seiko 6640-382

The 6640-382 is a sought-after Kinetic piece from Seiko's golden era. The Inner Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-4c51a8f03432]

Also known as: Monster, UFO

Specifications

Movement
Kinetic
Case Material
PVD Black
Case Width
40mm
Case Thickness
12.9mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
190m
Dial Color
White
Jewels
30j
Frequency
21,600 bph
Power Reserve
66 hours
Year
1988

Related Models

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