Seiko Cal. 4521 - 948

The 4521-948 is a sought-after Solar piece from Seiko's golden era. Powered by the 4521 caliber with 19j jewels beating at 36,000 bph, it delivers a 45 hours power reserve. [seikata-wm-9798b138cf2a]

Also known as: Flighty

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

42mm

Case Thickness

14.4mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

190m

Dial Color

Cream

Jewels

19j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1967

Related Models

• Seiko 7094-268
• Seiko 5210-780
• Seiko 7143-543
• Seiko 0793-606
• Seiko 5616-930
• Seiko 5632-251
• Seiko 4435-997
• Seiko 6266-226
• Seiko 6620-806
• Seiko 5231-483
• Seiko 4469-429
• Seiko 6615-984