Seiko Cal. 6363 - 861

The 6363-861 is a sought-after Hand-Winding piece from Seiko's golden era. The Rotating bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-1ee84478bf68]

Also known as: Tuna, World Timer

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

34mm

Case Thickness

15.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

110m

Dial Color

Green

Jewels

26j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1993

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