Side by side

Decima GatekeepervsLongines HYDROCONQUEST

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

Add a watch
Gatekeeper
DecimaGatekeeper
MSRP $599
HYDROCONQUEST
LonginesHYDROCONQUEST
MSRP $2,350
Buy from Decima ↗
Buy used on eBay ↗
Buy from Longines ↗
Buy used on eBay ↗

At a glance

11 of 29 specs differ
Diameter
Gatekeeper38mm
HYDROCONQUEST39mm
Power Reserve
Gatekeeper42h
HYDROCONQUEST40h
Water Resistance
Gatekeeper50m
HYDROCONQUEST300m
MSRP
Gatekeeper$599
HYDROCONQUEST$2,350

Full specifications

Case

6 specs
Category
—
Diver
Diameter
38mm
39mm
Thickness
9.9mm
12.2mm
Lug-to-Lug
46mm
48.1mm
Lug Width
—
19mm
Water Resistance
50m
300m

Crystal & Dial

2 specs
AR Coating
Yes
Inner
Dial Color
White
Grey

Movement

2 specs
Caliber
Miyota 9039
L888.5
Power Reserve
42h
40h

Pricing

1 specs
MSRP
$599
$2,350
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.

Mark Time Watches M 6
Mark Time Watchesmicro

M 6

6 variantsRef. m-6
39mm·Automatic·100m WR
$495MSRP
—Used
Bremont S302
Bremontmicro
Supermarine

S302

8 watches · 39 variantsSupermarine
40mm·Automatic·300m WR
$3,900MSRP
—Used
Naga Watches Opera
Naga Watchesmicro

Opera

3 variantsRef. naga-opera-39-lapislazuli
39mm·Automatic·100m WR
$917MSRP
—Used
Dumoreau DM01
Dumoreaumicro

DM01

4 variantsRef. dm01-turquoise
38.6mm·Automatic·100m WR
—MSRP
—Used
Naga Watches Spire
Naga Watchesmicro

Spire

6 variantsRef. naga-n-0109sw-silver-whitepre-order
39mm·Automatic·100m WR
$853MSRP
—Used
Vaer D5 Meridian Auto
Vaermicro
Meridian

D5 Meridian Auto

6 watches · 23 variantsMeridian
39mm·Automatic·200m WR
$679MSRP
—Used
Selten Jui Bauhinia
Seltenmicro

Jui Bauhinia

2 variantsRef. jui-聚-bauhinia-whc-x-selten-pink
39mm·Automatic
—MSRP
—Used
Zelos Swordfish 3
Zelosmicro

Swordfish 3

40/42mm
2 watches · 35 variantsSwordfish
40/42mm·Automatic·200m WR
$399MSRP
—Used
All alternatives to the Gatekeeper →All alternatives to the HYDROCONQUEST →
Explore the full catalog

Follow this matchup

Get a note when Decima Gatekeeper vs Longines HYDROCONQUEST 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.

Mark Time Watches M 6vsLongines HYDROCONQUESTNaga Watches OperavsLongines HYDROCONQUESTDumoreau DM01vsLongines HYDROCONQUESTNaga Watches SpirevsLongines HYDROCONQUESTBremont S302vsDecima GatekeeperBremont Supermarine 300MvsDecima Gatekeeper
Edit this comparisonAdd another watchExplore more 37–40mm watches