Master's MateSafety Initiative Network
The Master's Mate Safety Initiative Network (MMSIn) — like AAA for the ocean, but free & community-driven. Cruisers keeping each other safe: anchor-drag & distress alerts, a verified captains directory, and a watch network that has your back.
Cargo
HMM DIAMOND
MMSI 636023971 · Call sign 5LQI4
Not yet on Master's MateType
Cargo
Flag
LBRLength
335 m
Beam
51 m
Draft
14.4 m
Call sign
5LQI4
IMO
9944481
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
85
A Liberian cargo vessel, HMM DIAMOND measures 335 metres. She's built with a 51-metre beam and a 14.4-metre draft. On AIS she shows as MMSI 636023971, call sign 5LQI4, IMO 9944481. HMM DIAMOND is welcome on the Master's Mate Safety Initiative Network — a free, community-run watch where boats look out for one another.
Free forever · No credit card · for commercial operators
Eyes on HMM DIAMOND, around the clock.
Real-time AIS, full systems telemetry, distress alerting and worldwide charts — your hull on one dashboard, from anywhere.
Put her on the dashboard — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Live AIS position · Jun 9, 2026 16:02 UTC
Position
33.7297° N, 118.2565° W
Status
Moored
Speed
0.0 kn
Course
125°
Destination
KRPUS>USLAX
ETA
06-02 20:00 UTC
Transiting off Southern California? You're never out there alone.
Thousands of cruisers on the Master's Mate Network — ready to help the moment something goes wrong.
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The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put HMM DIAMOND on the map. It hands you the full bridge:
Live AIS & Traffic
See every vessel around you in real time. Closest-approach warnings before they matter.
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
Anchor Watch
GPS-precise drag alarms that actually wake you — and your whole crew. Sleep through the night.
Onboard Cameras
Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.
Hail Any Captain
A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.
Claim HMM DIAMOND and switch it all on
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About HMM DIAMOND
What kind of vessel is HMM DIAMOND?
HMM DIAMOND is a Cargo flagged to Liberia.
Where was HMM DIAMOND last seen?
HMM DIAMOND was last reported in off Southern California in Jun 2026 on public AIS.
What is HMM DIAMOND's MMSI?
HMM DIAMOND's MMSI is 636023971. Call sign 5LQI4. IMO 9944481.
How big is HMM DIAMOND?
HMM DIAMOND is about 335 m long, 51 m on the beam, drawing 14.4 m.
Is HMM DIAMOND on the Master's Mate Safety Initiative Network?
Not yet. If HMM DIAMOND is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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