Seiko Cal. 0720 - 161

The 0720-161 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Green dial protected by a Hardlex crystal and offers 170m of water resistance. [seikata-wm-3f2bc4d0221a]

Also known as: Bullhead

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

12.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Green

Jewels

35j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1966

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