Seiko Cal. 6628 - 538

The Seiko 6628-538 represents an important milestone in Seiko's 1965 lineup. The Bidirectional bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-61685683816d]

Also known as: Silverwave, Goldfeather

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

46mm

Case Thickness

14.8mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Green

Jewels

25j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1965

Related Models

• Seiko 4486-552
• Seiko 7117-665
• Seiko 5279-805
• Seiko 4450-868
• Seiko 0721-420
• Seiko 6372-377
• Seiko 3883-710
• Seiko 4584-713
• Seiko 3869-902
• Seiko 6135-952
• Seiko 6117-332
• Seiko 4458-783