Marine Master
Constructed from community discussion in this archive — not official Seiko rankings. Mentioned in 75 public topics (showing up to 40; 75 total).
Archive consensus
Constructed from community posts in this archive — not official Seiko copy. Always check the cited threads.
The MM300 is highly regarded for its build quality, though some users find certain professional features unnecessary for daily wear. It is considered a 'keeper' watch that needs to be held in person to be fully appreciated.
Also called: MM300, Professional Marine Master
What members liked
Common gripes
- Over-engineered features (#840)
Also linked in discussion
Voices from the archive
- “Words and pics can't describe it seriously... u will only know the quality one u pick one up in your hands.” topic #2698
- “a lot of MM300 features are meaningless to me too.” topic #840
Often discussed with
Forum skew
Seiko, Orient, Citizen, Casio (31) · General Discussion (19) · Archives (17) · Commercial Mall (3) · Articles / Reviews (2)
Topics
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| Sumo or MM300? Seiko, Orient, Citizen, Casio · 76 replies |
| My 2011 last toy Seiko, Orient, Citizen, Casio · 74 replies |
| Vintage Seiko 6217 & 6105 SIC pics & reviews Seiko, Orient, Citizen, Casio · 69 replies |
| Questions about marine master 300... Seiko, Orient, Citizen, Casio · 68 replies |
| Seiko MUST Haves!! Seiko, Orient, Citizen, Casio · 57 replies |
| [OFFICIAL]- Ur BEST HOOT of 2011 thread... General Discussion · 54 replies |
| Showcase your 2015 hoots and list your target hoots in 2016. Chit Chat · 38 replies |
| Tuna & General Discussion · 34 replies |
| WRUW on 13 March 2013 (Wed)? General Discussion · 30 replies |
| WRUW 18 June 2015 General Discussion · 29 replies |
| WRUW 4th June General Discussion · 29 replies |
| Fake vintage Aquadive.... Swiss, German, Russian, Chinese and Others · 27 replies |
| Seiko Gang Seiko, Orient, Citizen, Casio · 27 replies |
| 6 New Seiko Divers this year, 2 L.Es Seiko, Orient, Citizen, Casio · 26 replies |
| WRUW 20-6-2014 TGIF General Discussion · 26 replies |
| My Very Poor Man Marinemaster 200 Seiko, Orient, Citizen, Casio · 26 replies |
| Seiko tuna, where to see an actual one? Seiko, Orient, Citizen, Casio · 25 replies |
| Any local "modders" for Sumo? Seiko, Orient, Citizen, Casio · 24 replies |
| 11*WRUW*11 General Discussion · 23 replies |
| Wruw on 10122011 General Discussion · 23 replies |
| Similar watch to sKX007 and MarineMaster Seiko, Orient, Citizen, Casio · 22 replies |
| WRUW 1st AuG 2013 General Discussion · 21 replies |
| 300m Tuna: SBBN007 or SBBN017?? Seiko, Orient, Citizen, Casio · 21 replies |
| WeTuesday WRUW General Discussion · 20 replies |
| WRUW 15th APRIL WRUW General Discussion · 18 replies |
| Seiko MM300 VS Rolex DSSD Seiko, Orient, Citizen, Casio · 18 replies |
| 13916 Tuesday General Discussion · 14 replies |
| WRUW Sexy Friday 21032014 General Discussion · 14 replies |
| WTT: Omega 2252.50 + SARB027 + topup for SBDX001 Archives · 14 replies |
| Is the MarineMaster the closest to a Grand Seiko Seiko, Orient, Citizen, Casio · 14 replies |
| Looking for Marinemaster SBDX012 & SBDX001. Seiko, Orient, Citizen, Casio · 13 replies |
| Seiko Diver 200 - SKA511P1 Kinetic . Seiko, Orient, Citizen, Casio · 13 replies |
| Hi guys, new to Seiko General Discussion · 13 replies |
| I love my Spork! Seiko, Orient, Citizen, Casio · 13 replies |
| Need Advice on Seiko PMMM Seiko, Orient, Citizen, Casio · 12 replies |
| Grand Seiko Spring Drive GMT Diver (SBGE001) Articles / Reviews · 10 replies |