CaratHunter
Plans
Princess|Lab Grown|IGI

1.51ct D VS1 Princess Lab Grown Diamond

EX • D/VS1 • IGI LG734543071

Shape and cutting style on the report: Princess cut

Certificate IGI LG734543071

Diamond specifications and retailer prices

From $254 USD
As of October 30, 2026
Save $1,111 USD (81%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $1,365 USD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG734543071 or 734543071. Listed at 24 retailers as of October 30, 2026, with prices from $254 to $1,365, a $1,111 spread on the same certified stone. Reve Diamonds lists it at $1,365. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
D
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.5°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG734543071
Dimensions6.09 × 6.09 × 6.16 mm
L/W Ratio1.00
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
6.09 mm6.09 mm1.51 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG734543071
Side View
Table 72.0%Crown 43.5°Girdle: MediumPavilion 39.2°Culet: NoneDepth 74.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $351 USD|Low: $244 USD|High: $1,276 USD|Avg: $655 USD|-0.7%
Retailer 1
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 30, 2026
Retailer 2$254 USD
Retailer 4$315 USD
Retailer 1$351 USD
Retailer 10$475 USD
Retailer 7$502 USD
Retailer 5$530 USD
Retailer 9$540 USD
Retailer 6$600 USD
Retailer 11$733 USD
Retailer 13$793 USD
Retailer 8$1,030 USD
Retailer 3$1,146 USD
Retailer 12$1,262 USD

33 data points across 13 retailers

24 retailers$254 USD to $1,365 USD

A
Cheapest Retailer
-
$254 USD
A
Retailer 2
-
$283 USD
View
Final sale: no returns
A
Retailer 3
-
$294 USD
View
A
Retailer 4
-
$315 USD
View
A
Retailer 5
-
$315 USD
View
A
Retailer 6
-
$351 USD
£277 GBP
View
B+
Retailer 7
-
$422 USD
View
A
Retailer 8
-
$475 USD
View
A
Retailer 9
-
$502 USD
€478 EUR
View
A
Retailer 10
-
$530 USD
View
A
Retailer 11
-
$540 USD
ZAR 8,731 ZAR
View
B+
Retailer 12
-
$578 USD
View
B+
Retailer 13
-
$600 USD
£472 GBP
View
B+
Retailer 14
-
$733 USD
A$1,128 AUD
View
B+
Retailer 15
-
$793 USD
View
Retailer 16
-
$882 USD
View
Price last confirmed 22 days ago
B
Retailer 17
-
$971 USD
View
B
Retailer 18
-
$1,011 USD
View
B
Retailer 19
-
$1,030 USD
A$1,584 AUD
View
B
Retailer 20
-
$1,063 USD
View
B
Retailer 21
-
$1,146 USD
View
B
Retailer 22
-
$1,238 USD
View
B
Retailer 23
-
$1,262 USD
£994 GBP
View
Most Expensive
B
Reve Diamonds
97D4B97CD · Oct 30
$1,365 USD
View
23 more retailers have this diamond
Prices start from $254 USDSave up to $1,111 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
$254 USD