Watch Comparison

Seiko Prospex Diver 1970 Scuba Black Series vs Seiko Mechanical Alpinist Stainless Steel / Green / Strap

Side-by-side specifications for Seiko Prospex Diver 1970 Scuba Black Series and Seiko Mechanical Alpinist Stainless Steel / Green / Strap.

Showing specs with available data (94% coverage).

Seiko

Seiko Prospex Diver 1970 Scuba Black Series Ref. SPB257

Seiko

Seiko Mechanical Alpinist Stainless Steel / Green / Strap Ref. SARB017

Case

Diameter

SPB25742.7 mm

SARB01739.5 mm

Thickness

SPB25713.2 mm

SARB01712 mm

Material

SPB257Stainless Steel

SARB017Stainless Steel

Water Resist.

SPB257200 m

SARB017200 m

Crystal

SPB257Sapphire

SARB017Sapphire

Bezel

SPB257Rotating Unidirectional Dive

SARB017—

Dial Color

SPB257Black

SARB017Green

Bracelet

Lug Width

SPB25720 mm

SARB01720 mm

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Movement

Caliber

SPB257Seiko 6R35

SARB017Seiko 6R15

Manufacturer

SPB257Seiko

SARB017Seiko

Type

SPB257Automatic

SARB017Automatic

Power Reserve

SPB25770 hrs

SARB01750 hrs

Frequency

SPB25721,600 bph

SARB01721,600 bph

Jewels

SPB25724

SARB01723

Complications

SPB257hours, minutes, seconds, date

SARB017hours, minutes, seconds, date

Pricing & Production

Production

SPB257—

SARB0172018 – present

Collection

SPB257Prospex Divers

SARB017Mechanical

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