Seiko Cal. 6616 - 670

Seiko 6616-670

This Automatic model from 1993 features a 37mm PVD Black case. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-5b7bb2c819df]

Also known as: Panda, Bullhead

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
37mm
Case Thickness
11.6mm
Lug Width
22mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
140m
Dial Color
Silver
Jewels
33j
Frequency
36,000 bph
Power Reserve
57 hours
Year
1993

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