Serket Watch Co Reef X
Finding alternatives to

Serket Watch Co Reef X

Ref. SWC2021RXHC0001

47 watches that match on case size, movement family, and price band. Sorted by how close the match is.

Case
42.5mm
Movement
Automatic
MSRP
$399
The short answer

The closest alternative to the Serket Watch Co Reef X is the Audaz ADZ-3000 ($425) — looks nearly identical and Automatic. If price is the constraint, the Aigi Watches BARENTS SEA AUTOMATIC round dive watch 43mm, applied markers + date + dive bezel at $180 (vs $399 for the Reef X) covers most of the same brief. From the independents, the Melbourne Watch Company Sorrento is the standout microbrand take — looks nearly identical and Automatic. Stepping up, the Longines HYDROCONQUEST GMT ($3,350) is where the same idea goes with a bigger budget.

47 matches
Microbrand picks· 12

Independent makers covering the same brief — usually with something the mainstream brands don't.

Melbourne Watch Company
Sorrento
42mm · Automatic$844
Looks nearly identical · Automatic
Pook Watches
Kompressor
42mm · Automatic$477
Shared caliber (Miyota 8215) · Visually similar
Venezianico
Nereide Aureo 42
42mm · Automatic$1,495
Looks nearly identical · Automatic
Synchron
Poseidon Ice Diver
42mm · Automatic$1,290
Looks nearly identical · Automatic
Phoibos
Argo
40.5mm · Automatic$345
Looks nearly identical · Automatic
Pook Watches
Sukeltaja
42mm · Automatic$451
Shared caliber (Miyota 8215) · Automatic
Noctua Watch Corp.
PDFL-1
42mm · Automatic$447
Visually similar · Automatic
Tuseno
Shellback
40mm · Automatic$840
Looks nearly identical · Automatic
Borealis Watch Co.
Jamanta
42.50mm · Automatic$415
Looks nearly identical · Automatic
Dryden
Pathfinder
41mm · Automatic$650
Looks nearly identical · Automatic
Filippo Loreti Watches
Solare Automatic
42mm · Automatic$260
Looks nearly identical · Automatic
Marloe Watch Company
Morar 310
42mm · Automatic$697
Looks nearly identical · Automatic
Mainstream picks· 12

Established brands covering the same brief at a comparable price — same case size, similar movement family. Often the deciding click for a new buyer.

Audaz
ADZ-3000
44mm · Automatic$425
Looks nearly identical · Automatic
Alkin Watches
Model Three Dual Time
40.5mm · Automatic$582
Looks nearly identical · Automatic
Audaz
ADZ-3010
44mm · Automatic$720
Looks nearly identical · Automatic
Audaz
ADZ-3070
42mm · Automatic$700
Visually similar · Automatic
Aigi Watches
ARCTIC DIVER
41mm · Automatic$480
Visually similar · Automatic
Aigi Watches
Arctic Diver Black Dive Watch
41mm · Automatic$480
Visually similar · Automatic
Orient
Stretto Day & Night
41.5mm · Automatic$420
Looks nearly identical · Automatic
Seiko
Prospex Sea
43.8mm · Automatic$625
Visually similar · Automatic
Aigi Watches
NORTHERN LIGHTS AUTOMATIC
43mm · Automatic$443
Visually similar · Automatic
Seiko
5 Sports SKX series MOONEYES Limited Edition
42.5mm · Automatic$420
Looks nearly identical · Automatic
Seiko
Prospex Sea Save the Ocean Special Edition
42.4mm · Automatic$550
Visually similar · Automatic
Tudor
Black Bay
41mm · Automatic
Visually similar · Automatic
Cheaper alternatives· 2

If the price is the only thing keeping you off this watch, these get you most of the way there for less.

Aigi Watches
BARENTS SEA AUTOMATIC round dive watch 43mm, applied markers + date + dive bezel
43mm · Automatic$180
Automatic · Same size
Aigi Watches
BARENTS SEA AUTOMATIC
43mm · Automatic$180
Automatic · Same size
Pricier alternatives· 12

Where the same idea goes when budget isn't the constraint — luxury upgrades and step-ups.

Longines
HYDROCONQUEST GMT
43mm · Automatic$3,350
Looks nearly identical · Automatic
Seiko
Prospex Sea 1968 Heritage Diver's GMT Watch Limited Edition
42mm · Automatic$1,750
Looks nearly identical · Automatic
Seiko
Prospex Sea
41.3mm · Automatic$1,100
Looks nearly identical · Automatic
Longines
HYDROCONQUEST GMT
41mm · Automatic$3,350
Visually similar · Automatic
Seiko
Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch
42.6mm · Automatic$2,900
Visually similar · Automatic
Bremont
S502
43mm · Automatic$5,100
Visually similar · Automatic
Aigi Watches
1RSU
40mm · Automatic$910
Looks nearly identical · Automatic
Glycine
Combat Sub Sport
42mm · Automatic$1,650
Looks nearly identical · Automatic
Longines
LEGEND DIVER 42 BLACK LACQUERED
42mm · Automatic$3,200
Visually similar · Automatic
Aigi Watches
Royal Danish Air Force
40mm · Automatic$858
Visually similar · Automatic
Citizen
Series 8 880
41mm · Automatic$1,695
Looks nearly identical · Automatic
Glycine
Combat Sub Vintage
42mm · Automatic$1,750
Visually similar · Automatic
Looks like this· 9

Visually-adjacent picks pulled by the image-similarity engine. Quality varies — sometimes a true twin, sometimes just a rhyme.

Pagani Design
PD-1680
44mm · Automatic$171
Shared caliber (Miyota 8215) · Visually similar
Pagani Design
PD-1702
42mm · Automatic$132
Shared caliber (Miyota 8215) · Visually similar
Pagani Design
PD-YS005
41mm · Automatic$171
Shared caliber (Miyota 8215) · Visually similar
Sugess
Seestern 62MAS V3
39mm · Automatic$199
Looks nearly identical · Automatic
Seestern
Sub 300 V4
42mm · Automatic$10
Visually similar · Automatic
Sugess
Seestern DOX V3
42mm · Automatic$199
Visually similar · Automatic
Seestern
S471 Double Crown Diver
38mm · Automatic$179
Shared caliber (Miyota 8215) · Visually similar
Seestern
S446 GMT
39.5mm · Automatic GMT$299
Visually similar · Sapphire
Sugess
Ocean Star S421
40mm · Automatic$449
Visually similar · Automatic