Seiko Cal. 6620 - 574

The Seiko 6620-574 represents an important milestone in Seiko's 1968 lineup. The Coin-Edge bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-2d0f969f4680]

Also known as: UFO

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

14.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Burgundy

Jewels

21j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1968

Related Models

• Seiko 5251-412
• Seiko 3841-173
• Seiko 7020-474
• Seiko 4587-837
• Seiko 5672-326
• Seiko 6371-115
• Seiko 6290-986
• Seiko 6697-397
• Seiko 4463-450
• Seiko 6678-238
• Seiko 0744-423
• Seiko 6375-539