Seiko Cal. 6647 - 440

This Spring Drive model from 1986 features a 45mm Hardlex-Coated Steel case. It features a White dial protected by a Mineral crystal and offers 200m of water resistance. [seikata-wm-164aa3cb3885]

Also known as: Turtle, Panda

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

8.6mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

200m

Dial Color

White

Jewels

35j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1986

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