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Oval|Natural|IGI

0.91ct H SI1 Oval Natural Diamond

VG • H/SI1 • IGI 790617820

Shape and cutting style on the report: Oval brilliant

Certificate IGI 790617820

Diamond specifications and retailer prices

From $1,647 AUD
$1,157 USD
As of November 2, 2026
Save $1,789 AUD (52%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $3,436 AUD at Moon Ocean · As of November 2, 2026
View at Moon Ocean

About this 0.91ct natural oval diamond

This 0.91ct natural oval sits in the just-under-one-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 790617820. Listed at 13 retailers as of November 2, 2026, with prices from $1,647 to $3,436, a $1,789 spread on the same certified stone. Moon Ocean lists it at $3,436. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.91
Carat
H
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle37.2°
Pavilion angle40°
OriginNatural
Grading LabIGI
CertificateIGI 790617820
Dimensions7.63 × 5.45 × 3.40 mm
L/W Ratio1.40
Girdle conditionFaceted
Top View
7.63 mm5.45 mm0.91 ctH / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 790617820
Side View
Table 60.0%Crown 37.2°Girdle: MED-THKPavilion 40°CuletDepth 62.4%

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 2
Current: $3,436 AUD|Low: $1,600 AUD|High: $4,463 AUD|Avg: $2,314 AUD|-6.5%
Moon Ocean
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 3$1,647 AUD
Retailer 11$1,711 AUD
Retailer 8$1,715 AUD
Retailer 6$1,785 AUD
Retailer 9$1,785 AUD
Retailer 10$1,978 AUD
Retailer 4$2,072 AUD
Retailer 2$2,386 AUD
Retailer 7$2,616 AUD
Retailer 5$3,271 AUD
Moon Ocean$3,436 AUD

29 data points across 11 retailers

13 retailers$1,647 AUD to $3,436 AUD

A
Cheapest Retailer
-
$1,647 AUD
$1,157 USD
Final sale: no returns
A
Retailer 2
-
$1,711 AUD
$1,202 USD
View
A
Retailer 3
-
$1,715 AUD
$1,205 USD
View
A
Retailer 4
-
$1,785 AUD
$1,254 USD
View
A
Retailer 5
-
$1,785 AUD
$1,254 USD
View
Retailer 6
-
$1,886 AUD
$1,325 USD
View
Price last confirmed 17 days ago
B+
Retailer 7
-
$1,978 AUD
$1,389 USD
View
B+
Retailer 8
-
$2,072 AUD
£1,146 GBP
View
Retailer 9
-
$2,182 AUD
$1,533 USD
View
Price last confirmed 44 days ago
B+
Retailer 10
-
$2,386 AUD
€1,596 EUR
View
B
Retailer 11
-
$2,616 AUD
ZAR 29,685 ZAR
View
B
Retailer 12
-
$3,271 AUD
£1,809 GBP
View
Most Expensive
B
Moon Ocean
NVN-3FA9DE159-820 · Nov 2
$3,436 AUD
£1,901 GBP
View
12 more retailers have this diamond
Prices start from $1,647 AUDSave up to $1,789 AUD

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
0.91ct Oval
$1,647 AUD