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Princess|Lab Grown|IGI

1.40ct E IF Princess Lab Grown Diamond

ID • E/IF • IGI LG770633862

Shape and cutting style on the report: Princess cut

Certificate IGI LG770633862

Diamond specifications and retailer prices

From $1,640 USD
As of October 30, 2026
Save $1,270 USD (44%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $2,910 USD at Zales · As of October 28, 2026
View at Zales

About this 1.4ct lab-grown princess diamond

This 1.4ct lab-grown princess sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG770633862 or 770633862. Listed at 3 retailers as of October 28, 2026, with prices from $1,640 to $2,910, a $1,270 spread on the same certified stone. Zales lists it at $2,910. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.40
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770633862
Dimensions6.16 × 6.05 × 4.37 mm
L/W Ratio1.02
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
6.16 mm6.05 mm1.40 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770633862
Side View
Table 65.0%Crown 36.2°Girdle: MED-STKPavilion 39.4°Culet: NoneDepth 72.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $1,640 USD|Low: $276 USD|High: $3,540 USD|Avg: $1,723 USD|-30.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Zales
September 28, 2026
Retailer 6$363 USD
Retailer 2$764 USD
Retailer 7$838 USD
Retailer 10$1,304 USD
Retailer 8$1,525 USD
Retailer 3$1,593 USD
Retailer 1$1,640 USD
Retailer 11$1,756 USD
Retailer 12$1,908 USD
Retailer 5$2,910 USD
Zales$2,910 USD
Retailer 4$2,940 USD
Retailer 9$3,130 USD

52 data points across 13 retailers

3 retailers$1,640 USD to $2,910 USD

B+
Cheapest Retailer
-
$1,640 USD
B
Retailer 2
-
$2,910 USD
View
Most Expensive
B
Zales
529037158 · Oct 28
$2,910 USD
View
2 more retailers have this diamond
Prices start from $1,640 USDSave up to $1,270 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.

B+
1.40ct Princess
$1,640 USD