Princess|Lab Grown|IGI

1.09ct E IF Princess Lab Grown Diamond

ID • E/IF • IGI LG773665308

Shape and cutting style on the report: Princess cut

Certificate IGI LG773665308

Diamond specifications and retailer prices

From $305 USD
As of October 30, 2026
Save $1,222 USD (80%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $1,527 USD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.09ct lab-grown princess diamond

This 1.09ct lab-grown princess sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG773665308 or 773665308. Listed at 21 retailers as of October 30, 2026, with prices from $305 to $1,527, a $1,222 spread on the same certified stone. Reve Diamonds lists it at $1,527. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.9°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG773665308
Dimensions5.68 × 5.62 × 4.03 mm
L/W Ratio1.01
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
5.68 mm5.62 mm1.09 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG773665308
Side View
Table 72.0%Crown 45.9°Girdle: MediumPavilion 39.3°Culet: NoneDepth 71.7%

Caratlytics Score

How it works →
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: $671 USD|Low: $292 USD|High: $1,532 USD|Avg: $651 USD|+2.9%
Retailer 1
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Retailer 3
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Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
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Retailer 15
October 30, 2026
Retailer 14$305 USD
Retailer 7$340 USD
Retailer 5$353 USD
Retailer 4$378 USD
Retailer 15$378 USD
Retailer 2$512 USD
Retailer 11$535 USD
Retailer 6$620 USD
Retailer 8$623 USD
Retailer 10$649 USD
Retailer 1$671 USD
Retailer 9$921 USD
Retailer 13$1,160 USD
Retailer 3$1,214 USD
Retailer 12$1,521 USD

44 data points across 15 retailers

21 retailers$305 USD to $1,527 USD

A
Cheapest Retailer
-
$305 USD
A
Retailer 2
-
$340 USD
View
Final sale: no returns
A
Retailer 3
-
$353 USD
View
A
Retailer 4
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$378 USD
View
A
Retailer 5
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$378 USD
View
A
Retailer 6
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$422 USD
HK$3,300 HKD
View
A
Retailer 7
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$512 USD
View
A
Retailer 8
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$535 USD
View
A
Retailer 9
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$620 USD
View
A
Retailer 10
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$623 USD
€593 EUR
View
A
Retailer 11
-
$649 USD
ZAR 10,485 ZAR
View
A
Retailer 12
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$671 USD
£529 GBP
View
A
Retailer 13
-
$676 USD
View
B+
Retailer 14
-
$921 USD
A$1,417 AUD
View
B+
Retailer 15
-
$1,008 USD
SGD 1,362 SGD
View
B
Retailer 16
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$1,160 USD
View
B
Retailer 17
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$1,214 USD
View
B
Retailer 18
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$1,261 USD
View
B
Retailer 19
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$1,463 USD
£1,152 GBP
View
Retailer 20
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$1,521 USD
£1,198 GBP
View
Price last confirmed 9 days ago
Most Expensive
B
Reve Diamonds
02AD0D33F · Oct 30
$1,527 USD
View
20 more retailers have this diamond
Prices start from $305 USDSave up to $1,222 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
1.09ct Princess
$305 USD