Seiko Cal. 6611 - 630

This Hand-Winding model from 1990 features a 46mm Two-Tone case. It features a Green dial protected by a Sapphire crystal and offers 150m of water resistance. [seikata-wm-627233ecee6d]

Also known as: Bullhead

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

46mm

Case Thickness

8.2mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Green

Jewels

23j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1990

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