Grand Seiko 4520-8000 (Historical Collection : Grand Seiko 1st Hi-Beat 36000 bph)

Specification

Brand : Grand Seiko

Reference : 4520-8000

Case Material : ST. Steel

Case Size : 36mm

Lug Width : 18mm

Movement : 4520A (Hand Winding)

Frequency : 36000 bph

Jewels : 25