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Round|Lab Grown|IGI

1.23ct G VVS1 Round Lab Grown Diamond

ID • G/VVS1 • IGI LG845638223

Certificate IGI LG845638223

Diamond specifications and retailer prices

From $226 SGD
As of November 5, 2026
Save $745 SGD (77%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $971 SGD at Brilliant Earth · As of November 5, 2026
View at Brilliant Earth

About this 1.23ct lab-grown round diamond

This 1.23ct lab-grown round sits in the classic one-carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG845638223 or 845638223. Listed at 8 retailers as of November 5, 2026, with prices from $226 to $971, a $745 spread on the same certified stone. Brilliant Earth lists it at $971. 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
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG845638223
Dimensions6.86 × 6.90 × 4.23 mm
L/W Ratio1.01
Top View
6.86 mm6.90 mm1.23 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845638223
Side View
Table 58.0%CrownGirdle: MediumPavilionCulet: NoneDepth 61.4%

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 5
Current: $971 SGD|Low: $226 SGD|High: $971 SGD|Avg: $619 SGD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 3$226 SGD
Retailer 4$253 SGD
Retailer 5$262 SGD
Retailer 7$497 SGD
Retailer 2$902 SGD
Retailer 6$912 SGD
Retailer 8$927 SGD
Brilliant Earth$971 SGD

1 data point across 8 retailers

8 retailers$226 SGD to $971 SGD

A
Cheapest Retailer
-
$226 SGD
A
Retailer 2
-
$253 SGD
View
Final sale: no returns
A
Retailer 3
-
$262 SGD
View
A
Retailer 4
-
$497 SGD
View
B
Retailer 5
-
$902 SGD
View
B
Retailer 6
-
$912 SGD
View
B
Retailer 7
-
$927 SGD
View
Most Expensive
B
Brilliant Earth
22514623A · Nov 5
$971 SGD
$760 USD
View
7 more retailers have this diamond
Prices start from $226 SGDSave up to $745 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 Round
$226 SGD