Seiko Cal. 3816 - 630

The Seiko 3816-630 represents an important milestone in Seiko's 1993 lineup. The Inner Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-83e8cc004edf]

Also known as: Arnie

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

45mm

Case Thickness

12.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Cream

Jewels

31j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1993

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