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Round|Lab Grown|IGI

1.28ct D VVS1 Round Lab Grown Diamond

ID • D/VVS1 • IGI LG784690535

Shape and cutting style on the report: Round brilliant

Certificate IGI LG784690535

Diamond specifications and retailer prices

From $253 SGD
$198 USD
As of November 1, 2026
Save $1,265 SGD (83%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $1,737 SGD at Novita Diamonds · As of June 9, 2026
View at Novita 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 LG784690535 or 784690535. Listed at 23 retailers as of November 1, 2026, with a 500% 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

1.28
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784690535
Dimensions6.97 × 6.99 × 4.26 mm
L/W Ratio1.00
Girdle conditionFaceted
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
6.97 mm6.99 mm1.28 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784690535
Side View
Table 57.0%Crown 33.1°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.0%

Caratlytics Score

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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 1
Current: $542 SGD|Low: $243 SGD|High: $1,518 SGD|Avg: $717 SGD|+3.6%
Retailer 1
Retailer 2
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Retailer 21
November 1, 2026
Retailer 6$253 SGD
Retailer 17$283 SGD
Retailer 19$294 SGD
Retailer 3$314 SGD
Retailer 4$314 SGD
Retailer 21$501 SGD
Retailer 15$529 SGD
Retailer 1$542 SGD
Retailer 11$545 SGD
Retailer 12$573 SGD
Retailer 8$630 SGD
Retailer 9$662 SGD
Retailer 18$768 SGD
Retailer 5$835 SGD
Retailer 7$1,010 SGD
Retailer 20$1,029 SGD
Retailer 14$1,041 SGD
Retailer 13$1,078 SGD
Retailer 2$1,342 SGD
Retailer 16$1,476 SGD
Retailer 10$1,518 SGD

28 data points across 21 retailers

23 retailers$253 SGD to $1,518 SGD

A
Cheapest Retailer
-
$253 SGD
$198 USD
A
Retailer 2
-
$283 SGD
$221 USD
View
Final sale: no returns
A
Retailer 3
-
$294 SGD
$230 USD
View
A
Retailer 4
-
$314 SGD
$246 USD
View
Retailer 5
-
$314 SGD
$246 USD
View
Price last confirmed 7 days ago
Retailer 6
-
$501 SGD
£308 GBP
View
Price last confirmed 15 days ago
A
Retailer 7
-
$529 SGD
€394 EUR
View
A
Retailer 8
-
$542 SGD
ZAR 6,850 ZAR
View
A
Retailer 9
-
$545 SGD
$426 USD
View
A
Retailer 10
-
$573 SGD
£353 GBP
View
A
Retailer 11
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$630 SGD
$493 USD
View
B+
Retailer 12
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$662 SGD
$518 USD
View
B+
Retailer 13
-
$768 SGD
A$924 AUD
View
B+
Retailer 14
-
$835 SGD
$653 USD
View
Retailer 15
-
$929 SGD
$727 USD
View
Price last confirmed 47 days ago
B+
Retailer 16
-
$1,010 SGD
$790 USD
View
Retailer 17
-
$1,029 SGD
$805 USD
View
Price last confirmed 11 days ago
B
Retailer 18
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$1,062 SGD
$831 USD
View
B
Retailer 19
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$1,078 SGD
$843 USD
View
Retailer 20
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$1,342 SGD
$1,050 USD
View
Price last confirmed 11 days ago
B
Retailer 21
-
$1,476 SGD
£909 GBP
View
B
Retailer 22
-
$1,518 SGD
$1,187 USD
View
Most Expensive
Novita Diamonds
cert_784690535 · Jun 9
$1,737 SGD
A$2,090 AUD
View
Our latest check could not confirm this price
22 more retailers have this diamond
Prices start from $253 SGDSave up to $1,265 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
$253 SGD