Radiant|Lab Grown|IGI

5.17ct E VVS1 Radiant Lab Grown Diamond

ID • E/VVS1 • IGI LG770623106

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

Certificate IGI LG770623106

Diamond specifications and retailer prices

From $4,136 USD
As of October 29, 2026
Save $10,988 USD (73%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $15,124 USD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 5.17ct lab-grown radiant diamond

This 5.17ct lab-grown radiant sits in the over five carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG770623106 or 770623106. Listed at 15 retailers as of October 29, 2026, with prices from $4,136 to $15,124, a $10,988 spread on the same certified stone. Taylor and Hart lists it at $15,124. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

5.17
Carat
E
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle50.2°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770623106
Dimensions9.34 × 9.22 × 6.33 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.34 mm9.22 mm5.17 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770623106
Side View
Table 69.0%Crown 50.2°Girdle: MED-STKPavilion 34.6°Culet: NoneDepth 68.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $4,499 USD|Low: $4,109 USD|High: $15,124 USD|Avg: $8,489 USD|-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
Retailer 13
Retailer 14
Taylor and Hart
October 30, 2026
Retailer 14$4,136 USD
Retailer 5$4,275 USD
Retailer 3$4,284 USD
Retailer 1$4,499 USD
Retailer 11$5,625 USD
Retailer 9$6,190 USD
Retailer 6$6,584 USD
Retailer 10$7,604 USD
Retailer 7$8,702 USD
Retailer 8$9,224 USD
Retailer 13$10,782 USD
Retailer 12$11,892 USD
Retailer 2$13,190 USD
Retailer 4$14,570 USD
Taylor and Hart$15,124 USD

35 data points across 15 retailers

15 retailers$4,136 USD to $15,124 USD

B+
Cheapest Retailer
-
$4,136 USD
Final sale: no returns
B+
Retailer 2
-
$4,275 USD
View
Retailer 3
-
$4,284 USD
View
Price last confirmed 18 days ago
B+
Retailer 4
-
$4,499 USD
£3,542 GBP
View
B
Retailer 5
-
$5,625 USD
View
B+
Retailer 6
-
$6,190 USD
View
B
Retailer 7
-
$6,584 USD
£5,184 GBP
View
Retailer 8
-
$7,604 USD
€7,242 EUR
View
Price last confirmed 7 days ago
B
Retailer 9
-
$8,702 USD
ZAR 140,577 ZAR
View
B
Retailer 10
-
$9,224 USD
£7,263 GBP
View
B
Retailer 11
-
$10,782 USD
View
B
Retailer 12
-
$11,892 USD
View
B
Retailer 13
-
$13,190 USD
View
B
Retailer 14
-
$14,570 USD
SGD 19,689 SGD
View
Most Expensive
B
Taylor and Hart
LIASZG9 · Oct 30
$15,124 USD
View
14 more retailers have this diamond
Prices start from $4,136 USDSave up to $10,988 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. Return terms as we hold them. Check the retailer's own returns page before you buy.

B+
5.17ct Radiant
$4,136 USD