Seiko Cal. 3857 - 631

The 3857-631 is a sought-after Solar piece from Seiko's golden era. It features a Silver dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-ebe2da2b9eb7]

Also known as: Panda

Specifications

Movement

Solar

Case Material

Titanium

Case Width

41mm

Case Thickness

8.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

90m

Dial Color

Silver

Jewels

29j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1981

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