Seiko Cal. 3816 - 691

The 3816-691 is a sought-after Spring Drive piece from Seiko's golden era. With its 21mm lug width and 8.7mm profile, it sits comfortably on most wrists. [seikata-wm-9b62120e135f]

Also known as: Goldfeather

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

8.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

26j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1980

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