Seiko Cal. 7040 - 487

Seiko 7040-487

This Automatic model from 1971 features a 42mm Hardlex-Coated Steel case. The Inner Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-e64e12d959af]

Also known as: Silverwave, Crown

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
42mm
Case Thickness
12.9mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
130m
Dial Color
White
Jewels
22j
Frequency
36,000 bph
Power Reserve
40 hours
Year
1971

Related Models

seikata-wm-e64e12d959af