Princess|Lab Grown|IGI

1.61ct D FL Princess Lab Grown Diamond

ID • D/FL • IGI LG840629926

Shape and cutting style on the report: Princess cut

Certificate IGI LG840629926

Diamond specifications and retailer prices

From $830 USD
As of October 30, 2026
Save $3,501 USD (81%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $4,331 USD at Helzberg Diamonds · As of October 31, 2026
View at Helzberg Diamonds

About this 1.61ct lab-grown princess diamond

This 1.61ct lab-grown princess sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG840629926 or 840629926. Listed at 17 retailers as of October 30, 2026, with prices from $830 to $4,331, a $3,501 spread on the same certified stone. Helzberg Diamonds lists it at $4,331. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.61
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44°
Pavilion angle37.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840629926
Dimensions6.35 × 6.24 × 4.52 mm
L/W Ratio1.02
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
6.35 mm6.24 mm1.61 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840629926
Side View
Table 65.0%Crown 44°Girdle: Slightly ThickPavilion 37.4°Culet: NoneDepth 72.4%

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: $4,331 USD|Low: $830 USD|High: $5,160 USD|Avg: $2,171 USD
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
October 31, 2026
Retailer 3$830 USD
Retailer 12$903 USD
Retailer 7$963 USD
Retailer 6$980 USD
Retailer 16$1,091 USD
Retailer 10$1,140 USD
Retailer 13$1,199 USD
Retailer 5$1,312 USD
Retailer 2$1,479 USD
Retailer 15$1,551 USD
Retailer 11$2,213 USD
Retailer 9$3,091 USD
Retailer 4$3,334 USD
Retailer 8$3,495 USD
Retailer 17$3,746 USD
Retailer 14$4,130 USD
Helzberg Diamonds$4,331 USD

3 data points across 17 retailers

17 retailers$830 USD to $4,331 USD

A
Cheapest Retailer
-
$830 USD
A
Retailer 2
-
$903 USD
View
A
Retailer 3
-
$963 USD
View
A
Retailer 4
-
$980 USD
View
Final sale: no returns
A
Retailer 5
-
$1,091 USD
£859 GBP
View
A
Retailer 6
-
$1,140 USD
View
A
Retailer 7
-
$1,199 USD
View
A
Retailer 8
-
$1,312 USD
View
A
Retailer 9
-
$1,479 USD
£1,164 GBP
View
A
Retailer 10
-
$1,551 USD
View
B+
Retailer 11
-
$2,213 USD
View
B
Retailer 12
-
$3,091 USD
View
B
Retailer 13
-
$3,334 USD
View
B
Retailer 14
-
$3,495 USD
SGD 4,723 SGD
View
B
Retailer 15
-
$3,746 USD
View
B
Retailer 16
-
$4,130 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZOKGMIPPIM · Oct 31
$4,331 USD
View
16 more retailers have this diamond
Prices start from $830 USDSave up to $3,501 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
1.61ct Princess
$830 USD