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1.28ct D VVS1 Round Lab Grown Diamond

ID • D/VVS1 • IGI LG814634827

Shape and cutting style on the report: Round brilliant

Certificate IGI LG814634827

Diamond specifications and retailer prices

From $272 SGD
$213 USD
As of October 29, 2026
Save $812 SGD (75%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,084 SGD at NZ Jewellers · As of October 31, 2026
View at NZ Jewellers

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 LG814634827 or 814634827. Listed at 6 retailers as of October 29, 2026, with prices from $272 to $1,084, a $812 spread on the same certified stone. NZ Jewellers lists it at $1,084. 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 angle36°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG814634827
Dimensions6.95 × 6.92 × 4.30 mm
L/W Ratio1.00
Girdle conditionFaceted
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
6.95 mm6.92 mm1.28 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG814634827
Side View
Table 58.0%Crown 36°Girdle: MediumPavilion 40.8°Culet: NoneDepth 62.0%

Caratlytics Score

How it works →
A+
Exceptional
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $1,084 SGD|Low: $272 SGD|High: $34,314 SGD|Avg: $5,936 SGD|-2.2%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 31, 2026
Retailer 5$272 SGD
Retailer 4$316 SGD
Retailer 2$337 SGD
Retailer 6$339 SGD
Retailer 3$651 SGD
NZ Jewellers$1,084 SGD
Retailer 8$1,133 SGD
Retailer 7$34,314 SGD

22 data points across 8 retailers

6 retailers$272 SGD to $1,084 SGD

A+
Cheapest Retailer
-
$272 SGD
$213 USD
A
Retailer 2
-
$316 SGD
$247 USD
View
A
Retailer 3
-
$337 SGD
$264 USD
View
A
Retailer 4
-
$339 SGD
$265 USD
View
A
Retailer 5
-
$651 SGD
$509 USD
View
Most Expensive
B+
NZ Jewellers
b6baf221-8c3b-4609-9db7-389ffe95f09a · Oct 31
$1,084 SGD
$848 USD
View
5 more retailers have this diamond
Prices start from $272 SGDSave up to $812 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
$272 SGD