Seiko Cal. 4545 - 205

The 4545-205 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4545 caliber with 30j jewels beating at 21,600 bph, it delivers a 60 hours power reserve. [seikata-wm-e7cfb112c413]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

38mm

Case Thickness

10.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

140m

Dial Color

Green

Jewels

30j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1977

Related Models

• Seiko 5247-944
• Seiko 6658-565
• Seiko 5269-486
• Seiko 4524-568
• Seiko 6631-182
• Seiko 6221-176
• Seiko 6697-398
• Seiko 6237-144
• Seiko 5295-421
• Seiko 3854-172
• Seiko 6348-826
• Seiko 6395-228