Seiko Cal. 4512 - 857

The 4512-857 is a sought-after Hand-Winding piece from Seiko's golden era. With its 20mm lug width and 13.6mm profile, it sits comfortably on most wrists. [seikata-wm-4a65ab46ef2b]

Also known as: Helmet, Emperor

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

37mm

Case Thickness

13.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

180m

Dial Color

Silver

Jewels

27j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1965

Related Models

• Seiko 6149-234
• Seiko 5653-543
• Seiko 7067-565
• Seiko 7068-745
• Seiko 7161-951
• Seiko 6183-341
• Seiko 7137-892
• Seiko 6193-475
• Seiko 5619-982
• Seiko 0740-475
• Seiko 5643-588
• Seiko 7110-772