Seiko Cal. 7057 - 421

Seiko 7057-421

Released in 1982, the Cal. 7057 with design code 421 was part of Seiko's domestic market collection. It features a Blue Sunburst dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-a5ef36e70e08]

Also known as: UFO

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
34mm
Case Thickness
14.6mm
Lug Width
18mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
30m
Dial Color
Blue Sunburst
Jewels
17j
Frequency
21,600 bph
Power Reserve
69 hours
Year
1982

Related Models

seikata-wm-a5ef36e70e08