Round|Natural|IGI

1.30ct K VS1 Round Natural Diamond

EX • K/VS1 • IGI 811612357

Shape and cutting style on the report: Round brilliant

Certificate IGI 811612357

Diamond specifications and retailer prices

From $1,785 USD
As of November 6, 2026
Save $6,879 USD (79%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $8,664 USD at MOH London · As of November 2, 2026
View at MOH London

About this 1.3ct natural round diamond

This 1.3ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded K colour (faint-tinted) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI 811612357. Listed at 13 retailers as of November 2, 2026, with prices from $1,785 to $8,664, a $6,879 spread on the same certified stone. MOH London lists it at $8,664. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
K
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle41.5°
OriginNatural
Grading LabIGI
CertificateIGI 811612357
Dimensions6.91 × 6.97 × 4.36 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
6.91 mm6.97 mm1.30 ctK / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 811612357
Side View
Table 58.0%Crown 34.9°Girdle: MediumPavilion 41.5°Culet: NoneDepth 62.7%

Caratlytics Score

How it works →
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 6
Current: $8,664 USD|Low: $1,785 USD|High: $8,664 USD|Avg: $3,267 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 6, 2026
Retailer 2$1,785 USD
Retailer 9$2,070 USD
Retailer 7$2,781 USD
Retailer 8$2,895 USD
Retailer 4$4,875 USD
Retailer 12$5,089 USD
Retailer 3$5,095 USD
Retailer 5$5,439 USD
Retailer 10$5,439 USD
Retailer 13$5,956 USD
Retailer 11$6,276 USD
Retailer 6$6,636 USD
MOH London$8,664 USD

38 data points across 13 retailers

13 retailers$1,785 USD to $8,664 USD

A
Cheapest Retailer
-
$1,785 USD
A
Retailer 2
-
$2,070 USD
View
A
Retailer 3
-
$2,781 USD
View
A
Retailer 4
-
$2,895 USD
View
B
Retailer 5
-
$4,875 USD
View
B
Retailer 6
-
$5,089 USD
View
B
Retailer 7
-
$5,095 USD
View
B
Retailer 8
-
$5,439 USD
View
B
Retailer 9
-
$5,439 USD
View
B
Retailer 10
-
$5,956 USD
View
B
Retailer 11
-
$6,276 USD
View
C
Retailer 12
-
$6,636 USD
View
Most Expensive
B
MOH London
D4BE11914 · Nov 2
$8,664 USD
£6,822 GBP
View
12 more retailers have this diamond
Prices start from $1,785 USDSave up to $6,879 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
1.30ct Round
$1,785 USD