Radiant|Lab Grown|IGI

11.56ct D VS1 Radiant Lab Grown Diamond

ID • D/VS1 • IGI LG698502504

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

Certificate IGI LG698502504

Diamond specifications and retailer prices

From $3,235 USD
£2,547 GBP
As of November 1, 2026
Save $10,929 USD (77%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $27,250 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 11.56ct lab-grown radiant diamond

This 11.56ct lab-grown radiant sits in the over five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG698502504 or 698502504. Listed at 21 retailers as of October 31, 2026, with a 338% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

11.56
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.3°
Pavilion angle32.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG698502504
Dimensions13.24 × 12.48 × 7.76 mm
L/W Ratio1.06
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.24 mm12.48 mm11.56 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG698502504
Side View
Table 63.0%Crown 45.3°Girdle: ThickPavilion 32.7°Culet: NoneDepth 62.2%

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: Nov 1
Current: $27,250 USD|Low: $3,234 USD|High: $27,250 USD|Avg: $7,516 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
November 1, 2026
Retailer 12$3,235 USD
Retailer 17$3,472 USD
Retailer 4$3,778 USD
Retailer 10$4,028 USD
Retailer 18$4,028 USD
Retailer 9$4,185 USD
Retailer 3$5,033 USD
Retailer 14$5,382 USD
Retailer 5$5,556 USD
Retailer 2$5,800 USD
Retailer 16$6,234 USD
Retailer 15$7,263 USD
Retailer 11$7,522 USD
Retailer 7$10,106 USD
Retailer 8$11,179 USD
Retailer 6$12,007 USD
Retailer 13$13,378 USD
Brilliant Earth$27,250 USD

37 data points across 18 retailers

21 retailers$3,235 USD to $14,164 USD

A
Cheapest Retailer
-
$3,235 USD
£2,547 GBP
A
Retailer 2
-
$3,472 USD
View
A
Retailer 3
-
$3,778 USD
View
A
Retailer 4
-
$4,028 USD
View
A
Retailer 5
-
$4,155 USD
View
Final sale: no returns
A
Retailer 6
-
$4,185 USD
View
A
Retailer 7
-
$4,306 USD
View
B+
Retailer 8
-
$5,033 USD
View
A
Retailer 9
-
$5,382 USD
£4,238 GBP
View
B+
Retailer 10
-
$5,556 USD
View
B+
Retailer 11
-
$5,800 USD
View
B+
Retailer 12
-
$6,172 USD
£4,860 GBP
View
B+
Retailer 13
-
$6,234 USD
ZAR 100,717 ZAR
View
B+
Retailer 14
-
$7,263 USD
€6,917 EUR
View
B+
Retailer 15
-
$7,522 USD
A$11,572 AUD
View
B
Retailer 16
-
$10,106 USD
View
B
Retailer 17
-
$11,179 USD
View
B
Retailer 18
-
$12,007 USD
View
B
Retailer 19
-
$13,378 USD
A$20,581 AUD
View
B
Retailer 20
-
$14,164 USD
View
Most Expensive
Brilliant Earth
16230802A · Oct 31
$27,250 USD
View
Price under review
20 more retailers have this diamond
Prices start from $3,235 USDSave up to $10,929 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.

A
11.56ct Radiant
$3,235 USD