Seiko Cal. 3857 - 766

The 3857-766 is a sought-after Solar piece from Seiko's golden era. It features a White dial protected by a Acrylic crystal and offers 130m of water resistance. [seikata-wm-a8d4ef3291e6]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

15.9mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

130m

Dial Color

White

Jewels

30j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1965

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