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Round|Lab Grown|IGI

1.28ct D VVS1 Round Lab Grown Diamond

ID • D/VVS1 • IGI LG818660300

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818660300

Diamond specifications and retailer prices

From $256 SGD
$200 USD
As of October 26, 2026
Save $2,199 SGD (90%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,455 SGD at Do Amore Diamonds · As of October 26, 2026
View at Do Amore Diamonds

About this 1.28ct lab-grown round diamond

This 1.28ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG818660300 or 818660300. Listed at 13 retailers as of October 26, 2026, with prices from $256 to $2,455, a $2,199 spread on the same certified stone. Do Amore Diamonds lists it at $2,455. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818660300
Dimensions6.95 × 6.92 × 4.29 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.95 mm6.92 mm1.28 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818660300
Side View
Table 58.0%Crown 34°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 61.9%

Caratlytics Score

How it works →
A+
Exceptional
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 26
Current: $2,455 SGD|Low: $252 SGD|High: $2,736 SGD|Avg: $922 SGD|-10.3%
Do Amore 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
October 26, 2026
Retailer 2$256 SGD
Retailer 11$288 SGD
Retailer 13$393 SGD
Retailer 14$442 SGD
Retailer 7$557 SGD
Retailer 9$583 SGD
Retailer 12$855 SGD
Retailer 4$913 SGD
Retailer 3$998 SGD
Retailer 5$1,029 SGD
Retailer 10$1,128 SGD
Retailer 6$1,330 SGD
Retailer 8$1,408 SGD
Do Amore Diamonds$2,455 SGD

21 data points across 14 retailers

13 retailers$256 SGD to $2,455 SGD

A+
Cheapest Retailer
-
$256 SGD
$200 USD
A
Retailer 2
-
$393 SGD
$307 USD
View
Retailer 3
-
$442 SGD
$346 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
$557 SGD
£343 GBP
View
Retailer 5
-
$583 SGD
€434 EUR
View
Price last confirmed 7 days ago
Retailer 6
-
$855 SGD
A$1,029 AUD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
$913 SGD
$714 USD
View
B+
Retailer 8
-
$998 SGD
$781 USD
View
Retailer 9
-
$1,029 SGD
$805 USD
View
Price last confirmed 11 days ago
Retailer 10
-
$1,128 SGD
$882 USD
View
Price last confirmed 8 days ago
Retailer 11
-
$1,330 SGD
$1,040 USD
View
Price last confirmed 9 days ago
Retailer 12
-
$1,408 SGD
£867 GBP
View
Price last confirmed 7 days ago
Most Expensive
B
Do Amore Diamonds
27-E518663AE · Oct 26
$2,455 SGD
$1,920 USD
View
12 more retailers have this diamond
Prices start from $256 SGDSave up to $2,199 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+
1.28ct Round
$256 SGD