Seiko Cal. 4540 - 419

Seiko 4540-419

The 4540-419 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4540 caliber with 20j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-b8957d38fea9]

Also known as: Sumo, Silverwave

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
45mm
Case Thickness
11.5mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
40m
Dial Color
Burgundy
Jewels
20j
Frequency
28,800 bph
Power Reserve
36 hours
Year
1992

Related Models

seikata-wm-b8957d38fea9