In service: 2001 - 2018
Owner: Unie van Redding & Sleepdienst NV (Union of Redding & Sleepdienst Nederland BV - Terneuzen) - Antwerp; on 01-07-2011 Smit Harbor Towage North West Europe - Antwerp; in August 2014 Boskalis Offshore Transport Services BV (Smit Harbor Towage Belgium; on 27-02-2018 Smit Shipping Singapore Pte.Ltd. - Singapore
Built: Ordered November 1999; keel laid 07-06-2000; launched 17-11-2000; delivered 15-06-2001
Shipyard: Astilleros Armon SA - Navia
Construction number: 511
Dimensions: 33.00 x 28.70 x 11.60 x 5.60 x 4.40 m
Content: 497 GRT
Call signal: O.R.L.K.
Lloyds/IMO: 9220548 Lloyds Register
Machines: 2x four-stroke 8 cylinder Anglo Belges Corporation type 8DZC, 256x310 each coupled to a Schottel propeller type SRP.1515.FP; Brussels tow winches front and rear
Power: 5,028 apk; 3,700kW; 6,000 ipk
Speed: 13 knots
Pulling force: 60 tons
Purchased: New construction
Sold: On 29-07-2018 renamed DIAMOND

Details: Stood on the slope as ARMON NAVIA 511.
Baptized by Mrs. Laurette Onkelinx.
On 25-01-2019 as SEA DIAMOND in charter with Seacontractors BV - Vlissingen.
Out of charter as DIAMOND in January 2021.
On 18-01-2022 as KOOLE 35 to Koole Maritiem BV (Koole Holding BV) – Vijfhuizen.