Princess|Lab Grown|IGI

1.27ct G IF Princess Lab Grown Diamond

ID • G/IF • IGI LG634440609

Shape and cutting style on the report: Princess cut

Certificate IGI LG634440609

Diamond specifications and retailer prices

From $551 USD
As of November 4, 2026
Save $2,414 USD (81%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,965 USD at MOH London · As of November 1, 2026
View at MOH London

About this 1.27ct lab-grown princess diamond

This 1.27ct lab-grown princess sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG634440609 or 634440609. Listed at 18 retailers as of November 1, 2026, with prices from $551 to $2,965, a $2,414 spread on the same certified stone. MOH London lists it at $2,965. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.27
Carat
G
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.4°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG634440609
Dimensions5.79 × 5.72 × 4.16 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
5.79 mm5.72 mm1.27 ctG / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG634440609
Side View
Table 70.0%Crown 32.4°Girdle: MED-STKPavilion 38°Culet: NoneDepth 72.7%

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: Nov 4
Current: $2,965 USD|Low: $551 USD|High: $3,275 USD|Avg: $1,376 USD|-9.5%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 4, 2026
Retailer 16$551 USD
Retailer 4$616 USD
Retailer 12$617 USD
Retailer 5$683 USD
Retailer 15$692 USD
Retailer 3$815 USD
Retailer 13$889 USD
Retailer 17$907 USD
Retailer 2$1,054 USD
Retailer 10$1,177 USD
Retailer 9$1,405 USD
Retailer 14$1,664 USD
Retailer 11$1,762 USD
Retailer 8$1,796 USD
Retailer 6$1,981 USD
Retailer 7$2,215 USD
MOH London$2,965 USD

38 data points across 17 retailers

18 retailers$551 USD to $2,965 USD

A
Cheapest Retailer
-
$551 USD
A
Retailer 2
-
$616 USD
View
Final sale: no returns
A
Retailer 3
-
$617 USD
View
A
Retailer 4
-
$683 USD
View
A
Retailer 5
-
$692 USD
View
Retailer 6
-
$743 USD
View
Price last confirmed 19 days ago
A
Retailer 7
-
$815 USD
View
A
Retailer 8
-
$889 USD
View
A
Retailer 9
-
$907 USD
View
B+
Retailer 10
-
$1,054 USD
View
B+
Retailer 11
-
$1,177 USD
View
B+
Retailer 12
-
$1,405 USD
View
B
Retailer 13
-
$1,664 USD
View
B
Retailer 14
-
$1,762 USD
View
B+
Retailer 15
-
$1,796 USD
View
B
Retailer 16
-
$1,981 USD
View
B
Retailer 17
-
$2,215 USD
View
Most Expensive
B
MOH London
LG634440609 · Nov 1
$2,965 USD
£2,335 GBP
View
17 more retailers have this diamond
Prices start from $551 USDSave up to $2,414 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
1.27ct Princess
$551 USD