Seiko Cal. 3821 - 531

The 3821-531 is a sought-after Solar piece from Seiko's golden era. The Coin-Edge bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-062526454f57]

Specifications

Movement

Solar

Case Material

Titanium

Case Width

36mm

Case Thickness

10.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

White

Jewels

19j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1965

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