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Round|Lab Grown|IGI

1.44ct D VS1 Round Lab Grown Diamond

EX • D/VS1 • IGI LG818645020

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818645020

Diamond specifications and retailer prices

From £163 GBP
$217 USD
As of October 29, 2026
Save £774 GBP (83%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £1,793 GBP at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.44ct lab-grown round diamond

This 1.44ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818645020 or 818645020. Listed at 23 retailers as of October 29, 2026, with a 475% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.44
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818645020
Dimensions7.28 × 7.33 × 4.38 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.28 mm7.33 mm1.44 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818645020
Side View
Table 61.0%Crown 32.8°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 59.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: £344 GBP|Low: £156 GBP|High: £820 GBP|Avg: £376 GBP|-1.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 11£163 GBP
Retailer 2£202 GBP
Retailer 3£231 GBP
Retailer 12£272 GBP
Retailer 7£337 GBP
Retailer 1£344 GBP
Retailer 8£347 GBP
Retailer 5£374 GBP
Retailer 4£391 GBP
Retailer 9£494 GBP
Retailer 10£529 GBP
Retailer 6£814 GBP

37 data points across 12 retailers

23 retailers£163 GBP to £937 GBP

A
Cheapest Retailer
-
£163 GBP
$217 USD
A
Retailer 2
-
£182 GBP
$243 USD
View
Final sale: no returns
A
Retailer 3
-
£189 GBP
$252 USD
View
A
Retailer 4
-
£202 GBP
$269 USD
View
A
Retailer 5
-
£202 GBP
$269 USD
View
A
Retailer 6
-
£231 GBP
HK$2,400 HKD
View
B+
Retailer 7
-
£272 GBP
$362 USD
View
A
Retailer 8
-
£337 GBP
€427 EUR
View
A
Retailer 9
-
£344 GBP
View
A
Retailer 10
-
£347 GBP
ZAR 7,473 ZAR
View
B+
Retailer 11
-
£374 GBP
View
B+
Retailer 12
-
£391 GBP
$521 USD
View
B+
Retailer 13
-
£401 GBP
$534 USD
View
B+
Retailer 14
-
£494 GBP
A$1,012 AUD
View
B+
Retailer 15
-
£529 GBP
$705 USD
View
B
Retailer 16
-
£650 GBP
$866 USD
View
B
Retailer 17
-
£655 GBP
SGD 1,179 SGD
View
B
Retailer 18
-
£690 GBP
$918 USD
View
B
Retailer 19
-
£695 GBP
$925 USD
View
B
Retailer 20
-
£814 GBP
View
B
Retailer 21
-
£937 GBP
$1,248 USD
View
Retailer 22
-
£1,081 GBP
$1,440 USD
View
Price last confirmed 39 days ago
Most Expensive
Queensmith
LG818645020 · Oct 27
£1,793 GBP
View
Price under review
22 more retailers have this diamond
Prices start from £163 GBPSave up to £774 GBP

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.44ct Round
£163 GBP