LoupeLabWatch Comparison
Seiko 5 Sports Sports Style Stainless Steel / Black / NATO vs Seiko Mechanical Alpinist Stainless Steel / Green / Strap
Side-by-side specifications for Seiko 5 Sports Sports Style Stainless Steel / Black / NATO and Seiko Mechanical Alpinist Stainless Steel / Green / Strap.
Showing specs with available data (94% coverage).
Seiko
Seiko 5 Sports Sports Style Stainless Steel / Black / NATO
Ref. SRPD55K3
Seiko
Seiko Mechanical Alpinist Stainless Steel / Green / Strap
Ref. SARB017
Case
Diameter42.5 mm39.5 mm
Thickness13.4 mm12 mm
MaterialStainless SteelStainless Steel
Water Resist.100 m200 m
CrystalHardlexSapphire
BezelRotating Unidirectional Dive—
Dial ColorBlackGreen
Bracelet
Lug Width20 mm20 mm
Movement
CaliberSeiko 4R36Seiko 6R15
ManufacturerSeikoSeiko
TypeAutomaticAutomatic
Power Reserve41 hrs50 hrs
Frequency21,600 bph21,600 bph
Jewels2423
Complicationshours, minutes, seconds, date, dayhours, minutes, seconds, date
Pricing & Production
Production—2018 – present
Collection5 SportsMechanical
Seiko
Seiko 5 Sports Sports Style Stainless Steel / Black / NATO Ref. SRPD55K3
Seiko
Seiko Mechanical Alpinist Stainless Steel / Green / Strap Ref. SARB017
Case
Diameter
SRPD55K342.5 mm
SARB01739.5 mm
Thickness
SRPD55K313.4 mm
SARB01712 mm
Material
SRPD55K3Stainless Steel
SARB017Stainless Steel
Water Resist.
SRPD55K3100 m
SARB017200 m
Crystal
SRPD55K3Hardlex
SARB017Sapphire
Bezel
SRPD55K3Rotating Unidirectional Dive
SARB017—
Dial Color
SRPD55K3Black
SARB017Green
Bracelet
Lug Width
SRPD55K320 mm
SARB01720 mm
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Movement
Caliber
SRPD55K3Seiko 4R36
SARB017Seiko 6R15
Manufacturer
SRPD55K3Seiko
SARB017Seiko
Type
SRPD55K3Automatic
SARB017Automatic
Power Reserve
SRPD55K341 hrs
SARB01750 hrs
Frequency
SRPD55K321,600 bph
SARB01721,600 bph
Jewels
SRPD55K324
SARB01723
Complications
SRPD55K3hours, minutes, seconds, date, day
SARB017hours, minutes, seconds, date
Pricing & Production
Production
SRPD55K3—
SARB0172018 – present
Collection
SRPD55K35 Sports
SARB017Mechanical
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