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Round|Natural|IGI

1.00ct G SI2 Round Natural Diamond

EX • G/SI2 • IGI 813642371

Certificate IGI 813642371

Diamond specifications and retailer prices

From $1,654 USD
₹157,485 INR
Save $2,852 USD (63%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $4,506 USD at NZ Jewellers
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 813642371. Listed at 17 retailers, with prices from $1,654 to $4,506 at NZ Jewellers, a $2,852 spread on the same certified stone. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.00
Carat
G
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.5°
OriginNatural
Grading LabIGI
CertificateIGI 813642371
Dimensions6.29 × 6.34 × 3.92 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
6.29 mm6.34 mm1.00 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 813642371
Side View
Table 60.0%Crown 36.5°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 61.9%

Caratlytics Score

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

Price History

Last verified: Sep 30
Current: $1,906 USD|Low: $1,112 USD|High: $3,821 USD|Avg: $2,033 USD|+13.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 1, 2026
Retailer 4$1,112 USD
Retailer 2$1,604 USD
Retailer 9$1,654 USD
Retailer 6$1,800 USD
Retailer 14$1,810 USD
Retailer 11$1,823 USD
Retailer 1$1,906 USD
Retailer 3$2,172 USD
Retailer 5$2,219 USD
Retailer 12$2,294 USD
Retailer 10$2,489 USD
Retailer 13$2,695 USD
Retailer 8$2,705 USD
Retailer 7$3,741 USD

31 data points across 14 retailers

17 retailers$1,654 USD to $4,506 USD

A
Retailer 1
-
$1,604 USD
Price last confirmed 29 days ago
A
Retailer 2
-
$1,654 USD
₹157,485 INR
View
A
Retailer 3
-
$1,800 USD
View
A
Retailer 4
-
$1,810 USD
View
Price last confirmed 21 days ago
A
Retailer 5
-
$1,823 USD
View
B+
Retailer 6
-
$1,906 USD
View
A
Retailer 7
-
$2,110 USD
View
B+
Retailer 8
-
$2,155 USD
View
B+
Retailer 9
-
$2,219 USD
ZAR 35,843 ZAR
View
Price last confirmed 55 days ago
B+
Retailer 10
-
$2,255 USD
View
B+
Retailer 11
-
$2,294 USD
View
B+
Retailer 12
-
$2,487 USD
View
B+
Retailer 13
-
$2,489 USD
£1,960 GBP
View
B+
Retailer 14
-
$2,695 USD
View
Price last confirmed 23 days ago
B+
Retailer 15
-
$2,705 USD
€2,576 EUR
View
B
Retailer 16
-
$3,741 USD
£2,946 GBP
View
Most Expensive
B
NZ Jewellers
aa20962c-da2a-44cf-955d-76a4eef53e7f · Sep 28
$4,506 USD
View
16 more retailers have this diamond
Prices start from $1,654 USDSave up to $2,852 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.

A
1.00ct Round
$1,654 USD