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Princess|Lab Grown|IGI

1.23ct G VS1 Princess Lab Grown Diamond

ID • G/VS1 • IGI LG675588809

Shape and cutting style on the report: Princess cut

Certificate IGI LG675588809

Diamond specifications and retailer prices

From $519 SGD
As of November 4, 2026
Save $854 SGD (62%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,372 SGD at MOH London · As of November 5, 2026
View at MOH London

About this 1.23ct lab-grown princess diamond

This 1.23ct lab-grown princess sits in the classic one-carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG675588809 or 675588809. Listed at 11 retailers as of November 4, 2026, with prices from $519 to $1,372, a $854 spread on the same certified stone. MOH London lists it at $1,372. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle48.9°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG675588809
Dimensions5.88 × 5.65 × 4.15 mm
L/W Ratio1.04
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
5.88 mm5.65 mm1.23 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG675588809
Side View
Table 72.0%Crown 48.9°Girdle: MediumPavilion 37.7°Culet: NoneDepth 73.5%

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: $1,372 SGD|Low: $487 SGD|High: $1,393 SGD|Avg: $776 SGD|-0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 6$519 SGD
Retailer 2$528 SGD
Retailer 3$556 SGD
Retailer 9$574 SGD
Retailer 7$611 SGD
Retailer 4$766 SGD
Retailer 8$967 SGD
Retailer 5$1,086 SGD
MOH London$1,372 SGD

44 data points across 9 retailers

11 retailers$519 SGD to $1,372 SGD

A
Cheapest Retailer
-
$519 SGD
A
Retailer 2
-
$528 SGD
View
Retailer 3
-
$556 SGD
View
Price last confirmed 7 days ago
A
Retailer 4
-
$574 SGD
View
A
Retailer 5
-
$611 SGD
View
Retailer 6
-
$766 SGD
View
Price last confirmed 15 days ago
Retailer 7
-
$786 SGD
View
Price last confirmed 36 days ago
B+
Retailer 8
-
$986 SGD
View
B
Retailer 9
-
$1,014 SGD
View
B
Retailer 10
-
$1,086 SGD
View
Most Expensive
B
MOH London
LG675588809 · Nov 5
$1,372 SGD
£846 GBP
View
10 more retailers have this diamond
Prices start from $519 SGDSave up to $854 SGD

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
1.23ct Princess
$519 SGD