Seiko Cal. 6243 - 667

The Seiko 6243-667 represents an important milestone in Seiko's 1977 lineup. It features a Navy dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-8625abda0f5f]

Also known as: Helmet

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

43mm

Case Thickness

11.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Navy

Jewels

25j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1977

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