Seiko Cal. 6263 - 378

The Seiko 6263-378 represents an important milestone in Seiko's 1984 lineup. The Fixed bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-cc6db7a02878]

Also known as: Turtle, Baby Tuna

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

10.4mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

110m

Dial Color

Champagne

Jewels

33j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1984

Related Models

• Seiko 7185-270
• Seiko 7112-520
• Seiko 0752-194
• Seiko 5617-298
• Seiko 6342-523
• Seiko 6294-155
• Seiko 7083-741
• Seiko 4557-428
• Seiko 4517-635
• Seiko 5646-555
• Seiko 4520-226
• Seiko 6157-597