Seiko Cal. 6254 - 644

The Seiko 6254-644 represents an important milestone in Seiko's 1978 lineup. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 200m of water resistance. [seikata-wm-d9ac24fa11a4]

Also known as: Bullhead, Sea Horse

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

35mm

Case Thickness

8.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1978

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