Round|Natural|IGI

1.05ct I VVS1 Round Natural Diamond

EX • I/VVS1 • IGI 801638440

Shape and cutting style on the report: Round brilliant

Certificate IGI 801638440

Diamond specifications and retailer prices

From $2,690 USD
As of November 1, 2026
Save $2,380 USD (47%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $5,281 USD at NZ Jewellers · As of September 28, 2026
View at NZ Jewellers

About this 1.05ct natural round diamond

This 1.05ct natural round sits in the classic one-carat band, graded I colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI 801638440. Listed at 14 retailers as of November 1, 2026, with a 88% 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

1.05
Carat
I
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle41.2°
OriginNatural
Grading LabIGI
CertificateIGI 801638440
Dimensions6.44 × 6.49 × 4.07 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
6.44 mm6.49 mm1.05 ctI / VVS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 801638440
Side View
Table 56.0%Crown 35.6°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.9%

Caratlytics Score

How it works →
A
Excellent
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: Nov 1
Current: $3,253 USD|Low: $2,615 USD|High: $5,131 USD|Avg: $3,450 USD|+2.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 3$2,690 USD
Retailer 7$2,715 USD
Retailer 5$2,797 USD
Retailer 1$3,253 USD
Retailer 2$3,400 USD
Retailer 9$3,512 USD
Retailer 8$3,572 USD
Retailer 6$3,726 USD
Retailer 4$5,070 USD

36 data points across 9 retailers

14 retailers$2,690 USD to $5,070 USD

A
Cheapest Retailer
-
$2,690 USD
A
Retailer 2
-
$2,715 USD
View
A
Retailer 3
-
$2,715 USD
View
A
Retailer 4
-
$2,797 USD
View
Final sale: no returns
A
Retailer 5
-
$2,965 USD
View
Retailer 6
-
$3,031 USD
View
Price last confirmed 34 days ago
A
Retailer 7
-
$3,174 USD
View
A
Retailer 8
-
$3,253 USD
£2,561 GBP
View
A
Retailer 9
-
$3,400 USD
€3,238 EUR
View
Retailer 10
-
$3,498 USD
View
Price last confirmed 34 days ago
B+
Retailer 11
-
$3,512 USD
£2,765 GBP
View
B+
Retailer 12
-
$3,726 USD
ZAR 60,194 ZAR
View
B+
Retailer 13
-
$5,070 USD
£3,992 GBP
View
Most Expensive
NZ Jewellers
69ddaa5c-6234-4df8-b67c-f9b38e55822d · Sep 28
$5,281 USD
View
Price last confirmed 35 days ago
13 more retailers have this diamond
Prices start from $2,690 USDSave up to $2,380 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
1.05ct Round
$2,690 USD