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Round|Natural|IGI

1.00ct I IF Round Natural Diamond

EX • I/IF • IGI 754512322

Shape and cutting style on the report: Round brilliant

Certificate IGI 754512322

Diamond specifications and retailer prices

From $1,655 USD
As of November 1, 2026
Save $2,955 USD (64%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: $4,610 USD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 754512322. Listed at 28 retailers as of October 30, 2026, with prices from $1,655 to $4,610, a $2,955 spread on the same certified stone. NZ Jewellers lists it at $4,610. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
I
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.7°
Pavilion angle40.2°
OriginNatural
Grading LabIGI
CertificateIGI 754512322
Dimensions6.27 × 6.30 × 3.97 mm
L/W Ratio1.00
Girdle conditionFaceted
Top View
6.27 mm6.30 mm1.00 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 754512322
Side View
Table 56.0%Crown 36.7°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 63.1%

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: $4,610 USD|Low: $1,655 USD|High: $4,610 USD|Avg: $2,610 USD
NZ Jewellers
Retailer 2
Retailer 3
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Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 2, 2026
Retailer 6$1,992 USD
Retailer 13$2,020 USD
Retailer 10$2,035 USD
Retailer 9$2,135 USD
Retailer 3$2,182 USD
Retailer 4$2,205 USD
Retailer 19$2,205 USD
Retailer 17$2,220 USD
Retailer 20$2,307 USD
Retailer 18$2,344 USD
Retailer 2$2,428 USD
Retailer 5$2,472 USD
Retailer 8$2,527 USD
Retailer 11$2,545 USD
Retailer 16$2,711 USD
Retailer 15$2,731 USD
Retailer 7$3,185 USD
Retailer 12$3,379 USD
Retailer 14$3,863 USD
NZ Jewellers$4,610 USD

30 data points across 20 retailers

28 retailers$1,655 USD to $4,610 USD

A
Cheapest Retailer
-
$1,655 USD
A
Retailer 2
-
$1,992 USD
View
A
Retailer 3
-
$2,020 USD
View
A
Retailer 4
-
$2,035 USD
View
Final sale: no returns
A
Retailer 5
-
$2,135 USD
SGD 2,885 SGD
View
A
Retailer 6
-
$2,182 USD
View
A
Retailer 7
-
$2,205 USD
View
A
Retailer 8
-
$2,205 USD
View
A
Retailer 9
-
$2,220 USD
View
A
Retailer 10
-
$2,307 USD
View
Retailer 11
-
$2,325 USD
View
Price last confirmed 15 days ago
A
Retailer 12
-
$2,344 USD
View
A
Retailer 13
-
$2,428 USD
£1,911 GBP
View
A
Retailer 14
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$2,472 USD
View
A
Retailer 15
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$2,505 USD
View
A
Retailer 16
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$2,515 USD
View
Retailer 17
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$2,515 USD
View
Price last confirmed 15 days ago
A
Retailer 18
-
$2,527 USD
£1,990 GBP
View
A
Retailer 19
-
$2,545 USD
View
Retailer 20
-
$2,580 USD
View
Price last confirmed 15 days ago
A
Retailer 21
-
$2,635 USD
View
A
Retailer 22
-
$2,711 USD
ZAR 43,791 ZAR
View
A
Retailer 23
-
$2,731 USD
€2,601 EUR
View
Retailer 24
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$2,740 USD
View
Price last confirmed 36 days ago
A
Retailer 25
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$3,185 USD
£2,508 GBP
View
A
Retailer 26
-
$3,379 USD
View
B+
Retailer 27
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$3,863 USD
£3,042 GBP
View
Most Expensive
B+
NZ Jewellers
5b153fc3-22d3-4005-807d-67631315773c · Oct 30
$4,610 USD
View
27 more retailers have this diamond
Prices start from $1,655 USDSave up to $2,955 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
1.00ct Round
$1,655 USD