Seiko Cal. 3857 - 521

The Seiko 3857-521 represents an important milestone in Seiko's 1994 lineup. It features a Green dial protected by a Acrylic crystal and offers 130m of water resistance. [seikata-wm-63fdcea6d139]

Specifications

Movement

Solar

Case Material

Titanium

Case Width

37mm

Case Thickness

11.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Green

Jewels

31j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1994

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