Radiant|Lab Grown|IGI

1.51ct E VVS1 Radiant Lab Grown Diamond

EX • E/VVS1 • IGI LG633404263

Certificate IGI LG633404263

Diamond specifications and retailer prices

From $254 USD
Save $1,113 USD (81%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $2,670 USD at Brilliant Earth
View at Brilliant Earth

About this 1.51ct lab-grown radiant diamond

This 1.51ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG633404263 or 633404263. Listed at 27 retailers, with a 438% 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

1.51
Carat
E
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.7°
Pavilion angle35.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG633404263
Dimensions5.79 × 5.79 × 7.99 mm
L/W Ratio1.00
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
5.79 mm5.79 mm1.51 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG633404263
Side View
Table 67.0%Crown 42.7°Girdle: MED-STKPavilion 35.7°Culet: NoneDepth 67.7%

Caratlytics Score

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

Price History

Last verified: Sep 30
Current: $2,670 USD|Low: $173 USD|High: $2,670 USD|Avg: $826 USD
Brilliant Earth
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 1, 2026
Retailer 6$173 USD
Retailer 2$284 USD
Retailer 14$368 USD
Retailer 3$513 USD
Retailer 18$536 USD
Retailer 19$579 USD
Retailer 16$586 USD
Retailer 15$600 USD
Retailer 4$623 USD
Retailer 5$698 USD
Retailer 17$733 USD
Retailer 11$885 USD
Retailer 8$1,009 USD
Retailer 7$1,143 USD
Retailer 13$1,173 USD
Retailer 12$1,280 USD
Retailer 10$1,355 USD
Retailer 9$1,367 USD
Brilliant Earth$2,670 USD

40 data points across 19 retailers

27 retailers$254 USD to $1,367 USD

A
Cheapest Retailer
-
$254 USD
A
Retailer 2
-
$284 USD
View
A
Retailer 3
-
$295 USD
View
A
Retailer 4
-
$311 USD
View
B+
Retailer 5
-
$368 USD
View
A
Retailer 6
-
$371 USD
HK$2,900 HKD
View
A
Retailer 7
-
$513 USD
€489 EUR
View
A
Retailer 8
-
$536 USD
ZAR 8,655 ZAR
View
A
Retailer 9
-
$575 USD
£453 GBP
View
Price last confirmed 21 days ago
A
Retailer 10
-
$579 USD
View
A
Retailer 11
-
$587 USD
£462 GBP
View
B+
Retailer 12
-
$600 USD
View
B+
Retailer 13
-
$623 USD
View
B+
Retailer 14
-
$698 USD
View
B+
Retailer 15
-
$733 USD
A$1,127 AUD
View
B+
Retailer 16
-
$885 USD
View
B+
Retailer 17
-
$898 USD
View
B
Retailer 18
-
$1,014 USD
View
B
Retailer 19
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$1,030 USD
View
B
Retailer 20
-
$1,066 USD
View
B
Retailer 21
-
$1,070 USD
SGD 1,446 SGD
View
B
Retailer 22
-
$1,143 USD
£900 GBP
View
Price last confirmed 22 days ago
B
Retailer 23
-
$1,173 USD
A$1,804 AUD
View
B
Retailer 24
-
$1,280 USD
£1,008 GBP
View
B
Retailer 25
-
$1,355 USD
View
B
Retailer 26
-
$1,367 USD
View
Most Expensive
B
Brilliant Earth
10257083A · Sep 9
$2,670 USD
View
Price last confirmed 21 days ago
26 more retailers have this diamond
Prices start from $254 USDSave up to $1,113 USD

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.

A
1.51ct Radiant
$254 USD