LoupeLabWatch Comparison
Seiko Prospex Diver Trans Ocean Stainless Steel / Black / Bracelet vs Seiko Cocktail Time Ishigaki Shinobu Stainless Steel / Ice Blue / Strap / Cool
Side-by-side specifications for Seiko Prospex Diver Trans Ocean Stainless Steel / Black / Bracelet and Seiko Cocktail Time Ishigaki Shinobu Stainless Steel / Ice Blue / Strap / Cool.
Showing specs with available data (94% coverage).
Shared movement lineage
Both watches use movements derived from the Seiko 6R15 caliber family.
Seiko
Seiko Prospex Diver Trans Ocean Stainless Steel / Black / Bracelet
Ref. SBDC039
Seiko
Seiko Cocktail Time Ishigaki Shinobu Stainless Steel / Ice Blue / Strap / Cool
Ref. SARB065
Case
Diameter45 mm40 mm
Thickness13.8 mm13.1 mm
MaterialStainless SteelStainless Steel
Water Resist.200 m50 m
CrystalSapphireHardlex
BezelRotating Unidirectional Dive—
Dial ColorBlackBlue
Bracelet
Lug Width—20 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
Production2023 – present2016 – present
CollectionProspex DiversMechanical
Seiko
Seiko Prospex Diver Trans Ocean Stainless Steel / Black / Bracelet Ref. SBDC039
Seiko
Seiko Cocktail Time Ishigaki Shinobu Stainless Steel / Ice Blue / Strap / Cool Ref. SARB065
Case
Diameter
SBDC03945 mm
SARB06540 mm
Thickness
SBDC03913.8 mm
SARB06513.1 mm
Material
SBDC039Stainless Steel
SARB065Stainless Steel
Water Resist.
SBDC039200 m
SARB06550 m
Crystal
SBDC039Sapphire
SARB065Hardlex
Bezel
SBDC039Rotating Unidirectional Dive
SARB065—
Dial Color
SBDC039Black
SARB065Blue
Bracelet
Lug Width
SBDC039—
SARB06520 mm
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Movement
Caliber
SBDC039Seiko 6R15
SARB065Seiko 6R15
Manufacturer
SBDC039Seiko
SARB065Seiko
Type
SBDC039Automatic
SARB065Automatic
Power Reserve
SBDC03950 hrs
SARB06550 hrs
Frequency
SBDC03921,600 bph
SARB06521,600 bph
Jewels
SBDC03923
SARB06523
Complications
SBDC039hours, minutes, seconds, date
SARB065hours, minutes, seconds, date
Pricing & Production
Production
SBDC0392023 – present
SARB0652016 – present
Collection
SBDC039Prospex Divers
SARB065Mechanical
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