Watch Comparison
Seiko Prospex Diver SPB053J1 Stainless Steel / Blue vs Seiko Mechanical Alpinist Stainless Steel / Green / Strap
Side-by-side specifications for Seiko Prospex Diver SPB053J1 Stainless Steel / Blue and Seiko Mechanical Alpinist Stainless Steel / Green / Strap.
Showing specs with available data (91% coverage).
Shared movement lineage
Both watches use movements derived from the Seiko 6R15 caliber family.
Seiko
Seiko Prospex Diver SPB053J1 Stainless Steel / Blue
Ref. SPB053J1
Seiko
Seiko Mechanical Alpinist Stainless Steel / Green / Strap
Ref. SARB017
Case
Diameter42.6 mm39.5 mm
Thickness—12 mm
MaterialStainless SteelStainless Steel
Water Resist.200 m200 m
CrystalSapphireSapphire
BezelRotating Unidirectional Dive—
Dial ColorBlueGreen
Bracelet
Lug Width20 mm20 mm
Movement
CaliberSeiko 6R15Seiko 6R15
ManufacturerSeikoSeiko
TypeAutomaticAutomatic
Power Reserve50 hrs50 hrs
Frequency21,600 bph21,600 bph
Jewels2323
Complicationshours, minutes, seconds, datehours, minutes, seconds, date
Pricing & Production
Production—2018 – present
CollectionProspex DiversMechanical
Seiko
Seiko Prospex Diver SPB053J1 Stainless Steel / Blue Ref. SPB053J1
Seiko
Seiko Mechanical Alpinist Stainless Steel / Green / Strap Ref. SARB017
Case
Diameter
SPB053J142.6 mm
SARB01739.5 mm
Thickness
SPB053J1—
SARB01712 mm
Material
SPB053J1Stainless Steel
SARB017Stainless Steel
Water Resist.
SPB053J1200 m
SARB017200 m
Crystal
SPB053J1Sapphire
SARB017Sapphire
Bezel
SPB053J1Rotating Unidirectional Dive
SARB017—
Dial Color
SPB053J1Blue
SARB017Green
Bracelet
Lug Width
SPB053J120 mm
SARB01720 mm
Movement
Caliber
SPB053J1Seiko 6R15
SARB017Seiko 6R15
Manufacturer
SPB053J1Seiko
SARB017Seiko
Type
SPB053J1Automatic
SARB017Automatic
Power Reserve
SPB053J150 hrs
SARB01750 hrs
Frequency
SPB053J121,600 bph
SARB01721,600 bph
Jewels
SPB053J123
SARB01723
Complications
SPB053J1hours, minutes, seconds, date
SARB017hours, minutes, seconds, date
Pricing & Production
Production
SPB053J1—
SARB0172018 – present
Collection
SPB053J1Prospex Divers
SARB017Mechanical
