Seiko Cal. 6163 - 203

The Seiko 6163-203 represents an important milestone in Seiko's 1970 lineup. With its 21mm lug width and 13.4mm profile, it sits comfortably on most wrists. [seikata-wm-f29473ea8ac8]

Also known as: Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

13.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Champagne

Jewels

31j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1970

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