Round|Natural|IGI

0.91ct G SI1 Round Natural Diamond

EX • G/SI1 • IGI 813687606

Certificate IGI 813687606

Diamond specifications and retailer prices

From $1,588 USD
Save $2,991 USD (65%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $4,579 USD at NZ Jewellers
View at NZ Jewellers

About this 0.91ct natural round diamond

This 0.91ct natural round sits in the just-under-one-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 813687606. Listed at 13 retailers, with prices from $1,588 to $4,579 at NZ Jewellers, a $2,991 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

0.91
Carat
G
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.6°
OriginNatural
Grading LabIGI
CertificateIGI 813687606
Dimensions6.17 × 6.20 × 3.84 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
6.17 mm6.20 mm0.91 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 813687606
Side View
Table 57.0%Crown 35.6°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.1%

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: Oct 1
Current: $2,716 USD|Low: $1,588 USD|High: $3,329 USD|Avg: $2,231 USD|-1.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
September 30, 2026
Retailer 7$1,588 USD
Retailer 8$1,711 USD
Retailer 6$1,925 USD
Retailer 3$2,041 USD
Retailer 5$2,184 USD
Retailer 2$2,515 USD
Retailer 1$2,716 USD
Retailer 4$3,329 USD

42 data points across 8 retailers

13 retailers$1,588 USD to $4,579 USD

A
Cheapest Retailer
-
$1,588 USD
A
Retailer 2
-
$1,711 USD
View
B+
Retailer 3
-
$1,877 USD
View
B+
Retailer 4
-
$1,877 USD
View
B+
Retailer 5
-
$1,925 USD
View
B+
Retailer 6
-
$1,964 USD
View
B+
Retailer 7
-
$2,046 USD
£1,611 GBP
View
B+
Retailer 8
-
$2,166 USD
View
B+
Retailer 9
-
$2,184 USD
£1,720 GBP
View
B+
Retailer 10
-
$2,515 USD
€2,395 EUR
View
B
Retailer 11
-
$2,716 USD
ZAR 43,884 ZAR
View
B
Retailer 12
-
$3,329 USD
£2,621 GBP
View
Most Expensive
B
NZ Jewellers
ae8c6104-9029-4dd9-9c9b-ff96d0f678fe · Sep 28
$4,579 USD
View
12 more retailers have this diamond
Prices start from $1,588 USDSave up to $2,991 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
0.91ct Round
$1,588 USD