Seiko Cal. 6263 - 364

The Seiko 6263-364 represents an important milestone in Seiko's 1972 lineup. The Inner Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-b1e4bcf8df8b]

Also known as: Helmet, Sportsmatic

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

41mm

Case Thickness

11.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Cream

Jewels

33j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1972

Related Models

• Seiko 7142-363
• Seiko 0725-541
• Seiko 6217-992
• Seiko 3853-222
• Seiko 6661-873
• Seiko 6355-954
• Seiko 6320-106
• Seiko 6613-602
• Seiko 6351-495
• Seiko 6110-981
• Seiko 6351-197
• Seiko 7091-894