Seiko Cal. 4493 - 237

The 4493-237 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4493 caliber with 30j jewels beating at 21,600 bph, it delivers a 36 hours power reserve. [seikata-wm-5a3145112c61]

Also known as: Helmet, UFO

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

14.0mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Silver

Jewels

30j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1984

Related Models

• Seiko 4445-709
• Seiko 7135-890
• Seiko 5286-856
• Seiko 7111-214
• Seiko 5659-928
• Seiko 6188-610
• Seiko 6131-554
• Seiko 6125-984
• Seiko 7122-404
• Seiko 5211-889
• Seiko 7193-456
• Seiko 6397-542