Seiko Cal. 6663 - 386

The 6663-386 is a sought-after Automatic piece from Seiko's golden era. It features a Green dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-29d1d32fa6a3]

Also known as: Navigator

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

8.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Green

Jewels

28j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1986

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