Seiko Cal. 5666 - 827

The Seiko 5666-827 represents an important milestone in Seiko's 1980 lineup. It features a Silver dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-f45350464928]

Also known as: Panda, Helmet

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

8.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

90m

Dial Color

Silver

Jewels

25j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1980

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