Seiko Cal. 6637 - 551

The 6637-551 is a sought-after Automatic piece from Seiko's golden era. It features a Champagne dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-dea19f74400d]

Also known as: Turtle

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

43mm

Case Thickness

8.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Champagne

Jewels

32j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1984

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