Seiko Cal. 4557 - 505

The Seiko 4557-505 represents an important milestone in Seiko's 1968 lineup. The Coin-Edge bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-c33901447fca]

Also known as: UFO, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

9.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Green

Jewels

19j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1968

Related Models

• Seiko 7192-385
• Seiko 6299-318
• Seiko 0735-743
• Seiko 0767-743
• Seiko 4592-181
• Seiko 4429-817
• Seiko 6249-234
• Seiko 6345-248
• Seiko 7087-309
• Seiko 6218-827
• Seiko 6150-996
• Seiko 6690-275