Radiant|Lab Grown|IGI

0.75ct D SI1 Radiant Lab Grown Diamond

GD • D/SI1 • IGI LG539226792

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

Certificate IGI LG539226792

Diamond specifications and retailer prices

From $140 USD
As of October 30, 2026
Save $674 USD (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $814 USD at MOH London · As of October 26, 2026
View at MOH London

About this 0.75ct lab-grown radiant diamond

This 0.75ct lab-grown radiant sits in the just-under-one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG539226792 or 539226792. Listed at 16 retailers as of October 26, 2026, with prices from $140 to $814, a $674 spread on the same certified stone. MOH London lists it at $814. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.75
Carat
D
Color
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.3°
Pavilion angle32.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG539226792
Dimensions6.30 × 4.50 × 2.98 mm
L/W Ratio1.40
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
6.30 mm4.50 mm0.75 ctD / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG539226792
Side View
Table 64.0%Crown 41.3°Girdle: Slightly ThickPavilion 32.7°Culet: NoneDepth 66.2%

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: Oct 30
Current: $814 USD|Low: $135 USD|High: $823 USD|Avg: $354 USD
MOH London
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 7$140 USD
Retailer 10$163 USD
Retailer 8$174 USD
Retailer 12$174 USD
Retailer 4$238 USD
Retailer 2$297 USD
Retailer 5$320 USD
Retailer 11$391 USD
Retailer 3$409 USD
Retailer 9$559 USD
Retailer 6$590 USD
MOH London$814 USD

43 data points across 12 retailers

16 retailers$140 USD to $814 USD

A
Cheapest Retailer
-
$140 USD
B+
Retailer 2
-
$163 USD
View
B+
Retailer 3
-
$174 USD
View
B+
Retailer 4
-
$174 USD
View
B+
Retailer 5
-
$205 USD
HK$1,600 HKD
View
B+
Retailer 6
-
$238 USD
View
B+
Retailer 7
-
$297 USD
£234 GBP
View
B+
Retailer 8
-
$320 USD
€305 EUR
View
Retailer 9
-
$339 USD
View
Price last confirmed 51 days ago
Retailer 10
-
$391 USD
£308 GBP
View
Price last confirmed 21 days ago
B
Retailer 11
-
$409 USD
View
B
Retailer 12
-
$480 USD
SGD 648 SGD
View
B
Retailer 13
-
$483 USD
£380 GBP
View
B
Retailer 14
-
$559 USD
View
B
Retailer 15
-
$590 USD
View
Most Expensive
B
MOH London
LG539226792 · Oct 26
$814 USD
£641 GBP
View
15 more retailers have this diamond
Prices start from $140 USDSave up to $674 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
0.75ct Radiant
$140 USD