Seiko Cal. 6278 - 693

The Seiko 6278-693 represents an important milestone in Seiko's 1978 lineup. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 170m of water resistance. [seikata-wm-d18e9da4cdc2]

Also known as: Arnie

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

15.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1978

Related Models

• Seiko 5293-530
• Seiko 6193-483
• Seiko 6641-795
• Seiko 5243-100
• Seiko 0719-393
• Seiko 7147-160
• Seiko 7020-104
• Seiko 6370-305
• Seiko 3867-973
• Seiko 4587-521
• Seiko 6328-172
• Seiko 6186-258