CaratHunter
Plans
Radiant|Lab Grown|IGI

0.51ct D VS1 Radiant Lab Grown Diamond

ID • D/VS1 • IGI LG772614718

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG772614718

Diamond specifications and retailer prices

From £125 GBP
$167 USD
As of October 30, 2026
Save £687 GBP (85%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £811 GBP at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 0.51ct lab-grown radiant diamond

This 0.51ct lab-grown radiant sits in the half to three-quarter carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG772614718 or 772614718. Listed at 21 retailers as of October 30, 2026, with prices from £125 to £811, a £687 spread on the same certified stone. Reve Diamonds lists it at £811. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle32.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG772614718
Dimensions6.23 × 3.76 × 2.49 mm
L/W Ratio1.66
Culet sizePointed
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
6.23 mm3.76 mm0.51 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG772614718
Side View
Table 62.0%Crown 35°Girdle: Slightly ThickPavilion 32.8°Culet: NoneDepth 66.2%

Caratlytics Score

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

Price History

Last verified: Oct 30
Current: £265 GBP|Low: £119 GBP|High: £730 GBP|Avg: £285 GBP|+2.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 31, 2026
Retailer 15£125 GBP
Retailer 9£139 GBP
Retailer 5£144 GBP
Retailer 3£154 GBP
Retailer 6£154 GBP
Retailer 13£179 GBP
Retailer 2£209 GBP
Retailer 1£265 GBP
Retailer 8£274 GBP
Retailer 10£279 GBP
Retailer 7£319 GBP
Retailer 11£393 GBP
Retailer 4£496 GBP
Retailer 14£524 GBP
Retailer 12£722 GBP

45 data points across 15 retailers

21 retailers£125 GBP to £811 GBP

A
Cheapest Retailer
-
£125 GBP
$167 USD
A
Retailer 2
-
£139 GBP
$186 USD
View
Final sale: no returns
A
Retailer 3
-
£144 GBP
$193 USD
View
A
Retailer 4
-
£154 GBP
$207 USD
View
A
Retailer 5
-
£154 GBP
$207 USD
View
A
Retailer 6
-
£172 GBP
HK$1,800 HKD
View
Retailer 7
-
£179 GBP
$240 USD
View
Price last confirmed 10 days ago
B+
Retailer 8
-
£209 GBP
$280 USD
View
Retailer 9
-
£265 GBP
€338 EUR
View
B+
Retailer 10
-
£274 GBP
View
B+
Retailer 11
-
£279 GBP
ZAR 6,033 ZAR
View
B
Retailer 12
-
£319 GBP
$428 USD
View
B
Retailer 13
-
£393 GBP
A$810 AUD
View
B
Retailer 14
-
£423 GBP
SGD 766 SGD
View
B
Retailer 15
-
£496 GBP
$664 USD
View
B
Retailer 16
-
£524 GBP
$702 USD
View
B
Retailer 17
-
£537 GBP
$719 USD
View
B
Retailer 18
-
£673 GBP
View
B
Retailer 19
-
£722 GBP
View
B
Retailer 20
-
£808 GBP
View
Most Expensive
B
Reve Diamonds
A1CA3477B · Oct 30
£811 GBP
$1,087 USD
View
20 more retailers have this diamond
Prices start from £125 GBPSave up to £687 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
0.51ct Radiant
£125 GBP