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Alternatives to Omega Seamaster Planet Ocean 600M 39.5 mm, steel on steel, with the reasons they match.

A price comparison is unavailable for this reference. Matches use the known specifications. Case size, strap, dial color and watch type guide the order when known. One reference per brand appears before repeat brands.

Tudor Black Bay One 39 S&G

39 mm · Automatic

39 mm case · Both on bracelets · Black dials

Ref. m79673-0005

Brand price$10,975 USD

Christopher Ward C60 Trident Pro 300 Black

40 mm · Sellita SW200-1

40 mm case · Both on bracelets · Black dials

Ref. C60-40ADA31S0KK1-B1

Brand price$1,375 USD

Hamilton Khaki Navy Scuba Auto

40mm · Automatic

40 mm case · Both on bracelets · Black dials

Ref. H82305131

Brand price$975 USD

Longines HYDROCONQUEST

39 mm · Automatic

39 mm case · Both on bracelets · Black dials

Ref. L3.779.4.70.6

Brand price$2,400 USD

Tissot Seastar 1000 40mm

40.0 mm · Automatic

40 mm case · Both on bracelets · Black dials

Ref. T1208072205101

Brand price$895 USD

Breitling Superocean Heritage B31 Automatic 40

40 mm · Automatic

40 mm case · Both on bracelets · Black dials

Ref. AB3110241B1A1

Brand price$6,800 USD

Blancpain Fifty Fathoms Automatique

40.30mm · Steel

40.3 mm case · Both on bracelets · Black dials

Ref. 5008-1130-71S

Brand price$21,300 USD

Mido Ocean Star Tribute

40.5 mm · Automatic

40.5 mm case · Both on bracelets · Black dials

Ref. M026.830.21.051.00

Brand price$1,250 USD

Rado Captain Cook Automatic

39.0 mm · Automatic

39 mm case · Both on bracelets · Dive watches

Ref. R32223203

Brand price$2,650 USD

Oris Aquis Date

39.5 mm · Automatic

39.5 mm case · Black dials · Dive watches

Ref. 01-733-7732-4124-07-8-21-05EB

Brand price$2,600 USD

Glashütte Original SeaQ

39.50 mm · Automatic

39.5 mm case · Black dials · Dive watches

Ref. 1-39-11-06-80-70

Brand price$11,300 USD

TAG Heuer Aquaracer Professional 200 Solargraph

40 mm · Quartz

40 mm case · Black dials · Dive watches

Ref. WBP1121.BB0003

Brand price$4,450 USD

Ulysse Nardin Diver 39mm

Ø 39 mm · Stainless steel / black PVD

39 mm case · Black dials · Dive watches

Ref. 8165-182B-3/BLACK

Brand price$20,200 USD

Rolex Submariner Date

41 mm · Automatic

41 mm case · Both on bracelets · Dive watches

Ref. m126613lb-0002

Brand price$19,450 USD

IWC Aquatimer Automatic

42 mm · Automatic

42 mm case · Both on bracelets · Dive watches

Ref. IW328803

3.8% higher than in Jun 2026+$300 · Jun 18, 2026 – Oct 23, 2026

Brand price$8,100 USD

Audemars Piguet Royal Oak

41 mm · Black ceramic

41 mm case · Both on bracelets · Black dials

Ref. 26240CE.OO.1225CE.02

Price on request

Zenith DEFY SKYLINE TOURBILLON

41 mm · Automatic

41 mm case · Both on bracelets · Black dials

Ref. 49.9300.3630/21.I001

Brand price$72,900 USD

Bell & Ross BR 03-92 Diver Black Steel

42 mm · Automatic

42 mm case · Black dials · Dive watches

Ref. BR0392-D-BL-ST/SRB-M

Brand price$4,200 USD

Parmigiani Fleurier Tonda PF Chronograph 40Mm No Date Steel Platinum Mineral Blue COSC

Ø 40.0 MM · Stainless steel / 950 Platinum

40 mm case · Both on bracelets

Ref. PFC917-1020001-100182

Brand price$38,700 USD

H. Moser & Cie Streamliner Tourbillon Skeleton Rainbow Gold

40.0 mm · Skeleton

40 mm case · Both on bracelets

Ref. 6814-0401

Brand price$212,292 USD

Van Cleef & Arpels Lady Arpels Ballerine Enchantée watch

40 mm · Automatic

40 mm case · Both on bracelets

Ref. VCARPBIW00

Brand price$249,000 USD

Cartier Panthère Jewelry Watches

39 mm · Automatic

39 mm case · Both on bracelets

Ref. HPI01353

Brand price$289,000 USD

A. Lange & Söhne 1815 TOURBILLON in 950 platinum

39.5 mm · 950 platinum

39.5 mm case · Black dials

Ref. 730.094F

Price on request

Roger Dubuis Excalibur Monotourbillon Titanium 42mm Watch RDDBEX1112 | Roger Dubuis

42mm · Titanium case with sapphire crystal and anti-reflective coating Titanium bezel Titanium crown Titanium open case back with sapphire crystal and anti-reflective coating

42 mm case · Both on bracelets · Black dials

Ref. RDDBEX1112

Price on request