Seiko Cal. 6636 - 705

Released in 1973, the Cal. 6636 with design code 705 was part of Seiko's domestic market collection. It features a White dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-fdddb1bde4b2]

Also known as: Goldfeather, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

11.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

White

Jewels

36j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1973

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