Which is bigger, the Chronotechna SeaQuest Dive or the Tudor Black Bay Bronze?

The Tudor Black Bay Bronze wears larger at 43mm versus 42mm for the Chronotechna SeaQuest Dive — a 1mm difference across the dial.

Which has better water resistance, the Chronotechna SeaQuest Dive or the Tudor Black Bay Bronze?

The Chronotechna SeaQuest Dive is rated to 300m versus 200m for the Tudor Black Bay Bronze.

Which has a longer power reserve, the Chronotechna SeaQuest Dive or the Tudor Black Bay Bronze?

The Tudor Black Bay Bronze 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 Tudor Black Bay Bronze?

Both watches run automatic movements — the Chronotechna SeaQuest Dive uses the Sellita SW200-1 and the Tudor Black Bay Bronze uses the MT5601.

Side by side

Chronotechna SeaQuest DivevsTudor Black Bay Bronze

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

Add a watch

Chronotechna SeaQuest Dive

seaquest-dive-all-black-cosc

Tudor Black Bay Bronze

m79250ba-0001

MSRP $5,425

Buy from Chronotechna ↗

Buy used on eBay ↗

Buy from Tudor ↗

Buy used on eBay ↗

At a glance

21 of 29 specs differ

Diameter

SeaQuest Dive42mm

Black Bay Bronze43mm

Power Reserve

SeaQuest Dive41h

Black Bay Bronze70h

Water Resistance

SeaQuest Dive300m

Black Bay Bronze200m

MSRP

SeaQuest Dive—

Black Bay Bronze$5,425

Full specifications

Case

9 specs

Crystal & Dial

5 specs

Crystal Shape

Flat

—

AR Coating

Inner

—

Dial Color

Black

Grey

Indices

Applied

—

Lume

SLN Dark Grey X1 Grade

None

Movement

6 specs

Caliber

Sellita SW200-1

MT5601

Beat Rate

28,800 vph

0 vph

Power Reserve

41h

70h

Jewels

Hacking

Yes

Hand-winding

Yes

Pricing

1 specs

MSRP

—

$5,425

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Venezianicomicro

Islander Luminous Wave Dial Automatic Dive Watch with AR Double-Dome Sapphire Crystal, and Luminous Ceramic Bezel Insert #ISL-62

7 watches · 7 variantsDive Watches Guide

42mm·Automatic·200m WR

RN81 Clearance Diver Automatic Watch

Ref. cwc-rn81-clearance-diver-watch

41mm·Automatic·300m WR

$1,875MSRP

—Used

CWCmicro

E9 Automatic Diver Watch

Ref. cwc-e9-automatic-diver-watch-sf300-e9-as120

41mm·Automatic·300m WR

$1,391MSRP

—Used

Magrettemicro

Vantage

2 variantsRef. vantage-bronze-exdemo

44mm·Automatic·500m WR

S502

8 watches · 39 variantsSupermarine

43mm·Automatic·500m WR

$5,100MSRP

—Used

All alternatives to the SeaQuest Dive →All alternatives to the Black Bay Bronze →

Explore the full catalog

Follow this matchup

Get a note when Chronotechna SeaQuest Dive vs Tudor Black Bay Bronze gets more votes, a community discussion, or a price drop. No account needed.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.

Chronotechna SeaQuestvsTudor Black Bay Bronze Chronotechna SeaQuest Dive Nanga ParbatvsTudor Black Bay Bronze Venezianico Nereide MalachitevsTudor Black Bay Bronze Venezianico Nereide Aureo 42vsTudor Black Bay Bronze Chronotechna SeaQuest DivevsIslander Red October V2 Dive Watch with Radiant Blue Dial #ISL-323 Chronotechna SeaQuest DivevsGeckota Phalanx

Edit this comparison Add another watch Explore more 41–44mm watches