Seiko Cal. 5258 - 821

The 5258-821 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5258 caliber with 22j jewels beating at 21,600 bph, it delivers a 57 hours power reserve. [seikata-wm-ef87332f7ec8]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

40mm

Case Thickness

8.6mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Navy

Jewels

22j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1991

Related Models

• Seiko 5637-224
• Seiko 6392-491
• Seiko 7016-211
• Seiko 5290-160
• Seiko 4489-294
• Seiko 6332-678
• Seiko 5677-868
• Seiko 5665-121
• Seiko 7130-655
• Seiko 6356-708
• Seiko 6116-920
• Seiko 6279-625