Princess|Lab Grown|IGI

1.51ct D IF Princess Lab Grown Diamond

VG • D/IF • IGI LG845656920

Shape and cutting style on the report: Princess cut

Certificate IGI LG845656920

Diamond specifications and retailer prices

From $812 USD
As of October 30, 2026
Save $2,510 USD (76%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $3,322 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.51ct lab-grown princess diamond

This 1.51ct lab-grown princess sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG845656920 or 845656920. Listed at 13 retailers as of October 29, 2026, with prices from $812 to $3,322, a $2,510 spread on the same certified stone. MOH London lists it at $3,322. 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

1.51
Carat
D
Color
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.1°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845656920
Dimensions6.29 × 6.21 × 4.49 mm
L/W Ratio1.01
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.29 mm6.21 mm1.51 ctD / IF
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845656920
Side View
Table 69.0%Crown 45.1°Girdle: THN-MEDPavilion 39.6°Culet: NoneDepth 72.3%

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 30
Current: $3,322 USD|Low: $812 USD|High: $3,324 USD|Avg: $1,691 USD|-0.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 31, 2026
Retailer 13$812 USD
Retailer 9$954 USD
Retailer 10$973 USD
Retailer 6$1,205 USD
Retailer 12$1,205 USD
Retailer 4$1,340 USD
Retailer 7$1,350 USD
Retailer 11$1,547 USD
Retailer 8$2,073 USD
Retailer 2$2,095 USD
Retailer 5$2,774 USD
Retailer 3$2,832 USD
MOH London$3,322 USD

10 data points across 13 retailers

13 retailers$812 USD to $3,322 USD

A
Cheapest Retailer
-
$812 USD
Final sale: no returns
A
Retailer 2
-
$954 USD
£751 GBP
View
A
Retailer 3
-
$973 USD
HK$7,600 HKD
View
A
Retailer 4
-
$1,205 USD
View
A
Retailer 5
-
$1,205 USD
View
A
Retailer 6
-
$1,340 USD
€1,276 EUR
View
A
Retailer 7
-
$1,350 USD
£1,063 GBP
View
B+
Retailer 8
-
$1,547 USD
ZAR 24,988 ZAR
View
B+
Retailer 9
-
$2,073 USD
View
B+
Retailer 10
-
$2,095 USD
A$3,223 AUD
View
B
Retailer 11
-
$2,774 USD
View
B
Retailer 12
-
$2,832 USD
SGD 3,827 SGD
View
Most Expensive
B
MOH London
LG845656920 · Oct 29
$3,322 USD
£2,616 GBP
View
12 more retailers have this diamond
Prices start from $812 USDSave up to $2,510 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
1.51ct Princess
$812 USD