Seiko Cal. 3891 - 393

The 3891-393 is a sought-after Hand-Winding piece from Seiko's golden era. The Inner Rotating bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-153a4b777b9e]

Also known as: Helmet, Emperor

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

38mm

Case Thickness

11.2mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Champagne

Jewels

24j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1996

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