Side by side

Decima GatekeepervsPook Watches Ilmari40

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

Add a watch
Gatekeeper
DecimaGatekeeper
MSRP $599
Ilmari40
Pook WatchesIlmari40
Buy from Decima ↗
Buy used on eBay ↗
Buy from Pook Watches ↗
Buy used on eBay ↗

At a glance

10 of 29 specs differ
Diameter
Gatekeeper38mm
Ilmari4040mm
Power Reserve
Gatekeeper42h
Ilmari4038h
Water Resistance
Gatekeeper50m
Ilmari40100m
MSRP
Gatekeeper$599
Ilmari40—

Full specifications

Case

5 specs
Diameter
38mm
40mm
Thickness
9.9mm
13mm
Lug-to-Lug
46mm
—
Lug Width
—
20mm
Water Resistance
50m
100m

Crystal & Dial

2 specs
AR Coating
Yes
Inner
Dial Color
White
—

Movement

2 specs
Caliber
Miyota 9039
ETA 2824-2
Power Reserve
42h
38h

Pricing

1 specs
MSRP
$599
—
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
CWC 1980 RN Divers Automatic Re-Issue Watch
CWCmicro
Heritage Re-Issue

1980 RN Divers Automatic Re-Issue Watch

Ref. reissue-1980-royal-navy-diver-automatic
41mm·Automatic·300m WR
$2,458MSRP
—Used
Naga Watches Opera
Naga Watchesmicro

Opera

3 variantsRef. naga-opera-39-lapislazuli
39mm·Automatic·100m WR
$917MSRP
—Used
MKII Project 300
MKIImicro

Project 300

4 variantsRef. project-300-big-t-date-100
41.25mm·Automatic·300m WR
$1,995MSRP
—Used
Dumoreau DM01
Dumoreaumicro

DM01

4 variantsRef. dm01-turquoise
38.6mm·Automatic·100m WR
—MSRP
—Used
Magrette Kaitiaki
Magrettemicro

Kaitiaki

Ref. kaitiaki
42mm·Automatic·500m WR
—MSRP
—Used
Naga Watches Spire
Naga Watchesmicro

Spire

6 variantsRef. naga-n-0109sw-silver-whitepre-order
39mm·Automatic·100m WR
$853MSRP
—Used
Marnaut Safe Harbour 100C
Marnautmicro

Safe Harbour 100C

39/40mm
39/40mm·Automatic·100m WR
$899MSRP
—Used
All alternatives to the Gatekeeper →All alternatives to the Ilmari40 →
Explore the full catalog

Follow this matchup

Get a note when Decima Gatekeeper vs Pook Watches Ilmari40 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 6vsPook Watches Ilmari40Naga Watches OperavsPook Watches Ilmari40Dumoreau DM01vsPook Watches Ilmari40Naga Watches SpirevsPook Watches Ilmari40Decima GatekeepervsCWC 1980 RN Divers Automatic Re-Issue WatchDecima GatekeepervsMKII Project 300
Edit this comparisonAdd another watchExplore more 37–41mm watches