Seiko Prospex SPB321J1

"Sumo"

The Seiko Prospex SPB321J1 is a 45mm stainless steel with super-hard coating with a blue dial luxury watch reference in the Prospex collection.

Specifications

Reference
SPB321J1
Brand
Seiko
Model
Prospex
Collection
Prospex
Nickname
Sumo
Case size
45mm
Case material
Stainless steel with super-hard coating
Case thickness
12.9mm
Lug width
20mm
Dial color
Blue
Bezel
Unidirectional rotating dive bezel
Crystal
Sapphire
Movement
Automatic 6R35
Power reserve
70h
Water resistance
200m
Bracelet
Stainless steel Bracelet

Related_References

The Seiko Prospex SPB321J1 is a luxury watch reference documented in the Vericog reference library for professional watch dealers, including its specifications, production data, and secondary-market signals.