Seiko Cal. 4591 - 821

The 4591-821 is a sought-after Spring Drive piece from Seiko's golden era. It features a Navy dial protected by a Acrylic crystal and offers 200m of water resistance. [seikata-wm-968c976206da]

Also known as: Sportsmatic, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

39mm

Case Thickness

13.0mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

200m

Dial Color

Navy

Jewels

20j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1990

Related Models

• Seiko 6613-396
• Seiko 4422-489
• Seiko 0740-832
• Seiko 0757-245
• Seiko 4513-352
• Seiko 5643-818
• Seiko 4429-603
• Seiko 6190-877
• Seiko 3837-666
• Seiko 7041-266
• Seiko 3880-523
• Seiko 3862-723