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Round|Lab Grown|IGI

1.23ct H VS1 Round Lab Grown Diamond

ID • H/VS1 • IGI LG487108293

Shape and cutting style on the report: Round brilliant

Certificate IGI LG487108293

Diamond specifications and retailer prices

From $1,271 SGD
$994 USD
As of November 1, 2026
Save $1,614 SGD (56%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $3,841 SGD at Aida Diamonds · As of October 31, 2026
View at Aida Diamonds

About this 1.23ct lab-grown round diamond

This 1.23ct lab-grown round sits in the classic one-carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG487108293 or 487108293. Listed at 14 retailers as of November 1, 2026, with a 127% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG487108293
Dimensions6.82 × 6.84 × 4.25 mm
L/W Ratio1.00
Girdle conditionFaceted
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
6.82 mm6.84 mm1.23 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG487108293
Side View
Table 55.5%Crown 35.7°GirdlePavilion 40.1°Culet: NoneDepth 62.3%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $3,841 SGD|Low: $1,220 SGD|High: $5,068 SGD|Avg: $2,314 SGD|-0.1%
Aida Diamonds
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
November 2, 2026
Retailer 11$1,271 SGD
Retailer 12$1,356 SGD
Retailer 5$1,382 SGD
Retailer 4$1,423 SGD
Retailer 3$1,475 SGD
Retailer 13$1,475 SGD
Retailer 9$1,695 SGD
Retailer 14$2,356 SGD
Retailer 8$2,710 SGD
Retailer 6$2,764 SGD
Retailer 2$2,885 SGD
Retailer 10$3,177 SGD
Aida Diamonds$3,841 SGD
Retailer 7$4,999 SGD

44 data points across 14 retailers

14 retailers$1,271 SGD to $2,885 SGD

B
Cheapest Retailer
-
$1,271 SGD
$994 USD
B
Retailer 2
-
$1,356 SGD
$1,060 USD
View
B
Retailer 3
-
$1,382 SGD
$1,081 USD
View
B
Retailer 4
-
$1,423 SGD
$1,113 USD
View
Final sale: no returns
B
Retailer 5
-
$1,475 SGD
$1,153 USD
View
Retailer 6
-
$1,475 SGD
$1,153 USD
View
Price last confirmed 16 days ago
B
Retailer 7
-
$1,695 SGD
$1,325 USD
View
B
Retailer 8
-
$2,356 SGD
$1,842 USD
View
B
Retailer 9
-
$2,710 SGD
ZAR 34,233 ZAR
View
B
Retailer 10
-
$2,764 SGD
$2,161 USD
View
B
Retailer 11
-
$2,885 SGD
£1,776 GBP
View
Retailer 12
-
$3,177 SGD
$2,484 USD
View
Price under review
Most Expensive
Aida Diamonds
496865673 · Oct 31
$3,841 SGD
A$4,621 AUD
View
Price under review
12 more retailers have this diamond
Prices start from $1,271 SGDSave up to $1,614 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.

B
1.23ct Round
$1,271 SGD