Radiant|Lab Grown|IGI

0.71ct D VS1 Radiant Lab Grown Diamond

VG • D/VS1 • IGI LG817666057

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

Certificate IGI LG817666057

Diamond specifications and retailer prices

From $164 USD
As of October 25, 2026
Save $1,210 USD (88%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,374 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 D colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG817666057 or 817666057. Listed at 13 retailers as of October 25, 2026, with prices from $164 to $1,374, a $1,210 spread on the same certified stone. MOH London lists it at $1,374. 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
D
Color
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.4°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817666057
Dimensions6.27 × 4.34 × 3.08 mm
L/W Ratio1.44
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
6.27 mm4.34 mm0.71 ctD / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817666057
Side View
Table 70.0%Crown 43.4°Girdle: Slightly ThickPavilion 38.7°Culet: NoneDepth 71.0%

Caratlytics Score

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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 25
Current: $1,374 USD|Low: $164 USD|High: $1,383 USD|Avg: $419 USD|+0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 28, 2026
Retailer 10$164 USD
Retailer 3$220 USD
Retailer 8$225 USD
Retailer 4$274 USD
Retailer 6$282 USD
Retailer 5$296 USD
Retailer 11$341 USD
Retailer 2$356 USD
Retailer 7$422 USD
Retailer 9$690 USD
MOH London$1,374 USD

42 data points across 11 retailers

13 retailers$164 USD to $1,374 USD

A
Cheapest Retailer
-
$164 USD
A
Retailer 2
-
$220 USD
View
A
Retailer 3
-
$225 USD
View
A
Retailer 4
-
$265 USD
View
A
Retailer 5
-
$274 USD
£216 GBP
View
A
Retailer 6
-
$282 USD
€269 EUR
View
A
Retailer 7
-
$296 USD
ZAR 4,777 ZAR
View
B+
Retailer 8
-
$341 USD
View
Price last confirmed 15 days ago
A
Retailer 9
-
$356 USD
£281 GBP
View
B+
Retailer 10
-
$422 USD
A$649 AUD
View
B
Retailer 11
-
$503 USD
View
B
Retailer 12
-
$690 USD
View
Most Expensive
B
MOH London
LG817666057 · Oct 29
$1,374 USD
£1,082 GBP
View
12 more retailers have this diamond
Prices start from $164 USDSave up to $1,210 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
$164 USD