Seiko Cal. 3821 - 555

The Seiko 3821-555 represents an important milestone in Seiko's 1965 lineup. With its 21mm lug width and 13.4mm profile, it sits comfortably on most wrists. [seikata-wm-bad6ecea2013]

Also known as: Panda, UFO

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

13.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Burgundy

Jewels

31j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1965

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