Round|Natural|IGI

1.28ct H VVS1 Round Natural Diamond

EX • H/VVS1 • IGI 846631730

Shape and cutting style on the report: Round brilliant

Certificate IGI 846631730

Diamond specifications and retailer prices

From $3,865 USD
As of October 29, 2026
4 retailers carry this diamond
Most expensive: $7,013 USD at MOH London · As of October 21, 2026
View at MOH London

About this 1.28ct natural round diamond

This 1.28ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded H colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI 846631730. Listed at 4 retailers as of October 29, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
H
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.9°
OriginNatural
Grading LabIGI
CertificateIGI 846631730
Dimensions6.89 × 6.94 × 4.31 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
6.89 mm6.94 mm1.28 ctH / VVS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 846631730
Side View
Table 58.0%Crown 36.2°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: $7,013 USD|Low: $3,283 USD|High: $7,013 USD|Avg: $4,479 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 22, 2026
Retailer 3$3,284 USD
Retailer 5$3,865 USD
Retailer 4$4,274 USD
Retailer 2$4,691 USD
MOH London$7,013 USD

6 data points across 5 retailers

4 retailers

Retailer 1
-
$3,284 USD
₹312,728 INR
Price last confirmed 12 days ago
A
Retailer 2
-
$3,865 USD
View
Retailer 3
-
$4,274 USD
£3,366 GBP
View
Price last confirmed 12 days ago
Most Expensive
MOH London
E89CDBA4D · Oct 21
$7,013 USD
£5,522 GBP
View
Price last confirmed 13 days ago
3 more retailers have this diamond
Prices start from $3,865 USD

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
$3,865 USD