Seiko Cal. 3870 - 813

The 3870-813 is a sought-after Solar piece from Seiko's golden era. It features a Silver dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-c5d932b50bd4]

Also known as: Panda, World Timer

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

8.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

140m

Dial Color

Silver

Jewels

34j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1978

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