Radiant|Lab Grown|IGI

0.71ct H SI1 Radiant Lab Grown Diamond

VG • H/SI1 • IGI LG530226181

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

Certificate IGI LG530226181

Diamond specifications and retailer prices

From $121 USD
As of October 27, 2026
Save $1,265 USD (91%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,386 USD at MOH London · As of October 29, 2026
View at MOH London

About this 0.71ct lab-grown radiant diamond

This 0.71ct lab-grown radiant sits in the half to three-quarter carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG530226181 or 530226181. Listed at 15 retailers as of October 27, 2026, with prices from $121 to $1,386, a $1,265 spread on the same certified stone. MOH London lists it at $1,386. 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

0.71
Carat
H
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.6°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG530226181
Dimensions6.42 × 4.35 × 3.06 mm
L/W Ratio1.48
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.42 mm4.35 mm0.71 ctH / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG530226181
Side View
Table 64.5%Crown 38.6°Girdle: MED-STKPavilion 37.9°Culet: NoneDepth 70.3%

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 27
Current: $1,386 USD|Low: $135 USD|High: $1,394 USD|Avg: $463 USD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 9$135 USD
Retailer 6$159 USD
Retailer 8$288 USD
Retailer 3$325 USD
Retailer 2$360 USD
Retailer 10$366 USD
Retailer 4$480 USD
Retailer 7$531 USD
Retailer 5$536 USD
Retailer 11$642 USD
MOH London$1,386 USD

19 data points across 11 retailers

15 retailers$121 USD to $1,386 USD

A
Cheapest Retailer
-
$121 USD
A
Retailer 2
-
$135 USD
View
Final sale: no returns
A
Retailer 3
-
$140 USD
View
A
Retailer 4
-
$159 USD
View
A
Retailer 5
-
$159 USD
View
B+
Retailer 6
-
$288 USD
View
B+
Retailer 7
-
$360 USD
£283 GBP
View
B+
Retailer 8
-
$366 USD
View
B+
Retailer 9
-
$466 USD
£367 GBP
View
B+
Retailer 10
-
$480 USD
View
B
Retailer 11
-
$531 USD
View
B
Retailer 12
-
$536 USD
View
B
Retailer 13
-
$539 USD
£425 GBP
View
C
Retailer 14
-
$1,350 USD
View
Most Expensive
B
MOH London
LG530226181 · Oct 29
$1,386 USD
£1,091 GBP
View
14 more retailers have this diamond
Prices start from $121 USDSave up to $1,265 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
0.71ct Radiant
$121 USD