Seiko Cal. 6659 - 530

The Seiko 6659-530 represents an important milestone in Seiko's 1966 lineup. It features a Navy dial protected by a Sapphire crystal and offers 130m of water resistance. [seikata-wm-022bb385d0fc]

Also known as: Sumo, Bullhead

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

41mm

Case Thickness

15.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Navy

Jewels

29j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1966

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