Seiko Cal. 6637 - 976

The 6637-976 is a sought-after Solar piece from Seiko's golden era. It features a Champagne dial protected by a Mineral crystal and offers 200m of water resistance. [seikata-wm-0a8586f1a825]

Also known as: Monster, Baby Tuna

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

10.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Champagne

Jewels

18j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1982

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