Which is bigger, the Chronotechna SeaQuest Dive or the Seiko Prospex Sea 1965 Heritage Diver's Save the Ocean Special Edition?

The Chronotechna SeaQuest Dive wears larger at 42mm versus 40.5mm for the Seiko Prospex Sea 1965 Heritage Diver's Save the Ocean Special Edition — a 1.5mm difference across the dial.

Which has better water resistance, the Chronotechna SeaQuest Dive or the Seiko Prospex Sea 1965 Heritage Diver's Save the Ocean Special Edition?

The Chronotechna SeaQuest Dive is rated to 300m versus 200m for the Seiko Prospex Sea 1965 Heritage Diver's Save the Ocean Special Edition.

Which has a longer power reserve, the Chronotechna SeaQuest Dive or the Seiko Prospex Sea 1965 Heritage Diver's Save the Ocean Special Edition?

The Seiko Prospex Sea 1965 Heritage Diver's Save the Ocean Special Edition carries a 70-hour power reserve against 41 hours on the Chronotechna SeaQuest Dive.

What movement does the Chronotechna SeaQuest Dive run compared to the Seiko Prospex Sea 1965 Heritage Diver's Save the Ocean Special Edition?

Both watches run automatic movements — the Chronotechna SeaQuest Dive uses the Sellita SW200-1 and the Seiko Prospex Sea 1965 Heritage Diver's Save the Ocean Special Edition uses the 6R35.

Side by side

Chronotechna SeaQuest DivevsSeiko Prospex Sea 1965 Heritage Diver's Save the Ocean Special Edition

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

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Chronotechna SeaQuest Dive

seaquest-dive-all-black-cosc

Seiko Prospex Sea 1965 Heritage Diver's Save the Ocean Special Edition

spb297j1

MSRP $1,250

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Buy used on eBay ↗

Buy from Seiko ↗

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At a glance

13 of 29 specs differ

Diameter

SeaQuest Dive42mm

Prospex Sea 1965 Heritage Diver's Save the Ocean Special Edition40.5mm

Power Reserve

SeaQuest Dive41h

Prospex Sea 1965 Heritage Diver's Save the Ocean Special Edition70h

Water Resistance

SeaQuest Dive300m

Prospex Sea 1965 Heritage Diver's Save the Ocean Special Edition200m

MSRP

SeaQuest Dive—

Prospex Sea 1965 Heritage Diver's Save the Ocean Special Edition$1,250

Full specifications

Case

6 specs

Crystal & Dial

3 specs

Crystal Shape

Flat

Curved

AR Coating

Inner

Anti-reflective coating on inner surface

Lume

SLN Dark Grey X1 Grade

LumiBrite on hands, index(es) and bezel

Movement

3 specs

Caliber

Sellita SW200-1

6R35

Power Reserve

41h

70h

Jewels

Pricing

1 specs

MSRP

—

$1,250

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Chronotechna SeaQuest DivevsSeiko Prospex Sea 1965 Heritage Diver's Save the Ocean Special Edition

At a glance

Full specifications

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