Seiko Cal. 4537 - 716

This Spring Drive model from 1973 features a 45mm Hardlex-Coated Steel case. It features a Black dial protected by a Sapphire crystal and offers 70m of water resistance. [seikata-wm-ab2030428764]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

15.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Black

Jewels

35j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1973

Related Models

• Seiko 5690-960
• Seiko 6214-305
• Seiko 5661-597
• Seiko 6125-486
• Seiko 3820-368
• Seiko 6123-160
• Seiko 7012-366
• Seiko 7193-649
• Seiko 6148-991
• Seiko 6623-640
• Seiko 6260-166
• Seiko 4540-537