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Oval|Natural|GIA

0.91ct I SI1 Oval Natural Diamond

EX • I/SI1 • GIA 6551992749

Certificate GIA 6551992749

Diamond specifications and retailer prices

From $2,013 AUD
SGD 1,911 SGD
As of October 31, 2026
Save $1,634 AUD (45%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $3,647 AUD at Helzberg Diamonds · As of October 29, 2026
View at Helzberg Diamonds

About this 0.91ct natural oval diamond

This 0.91ct natural oval sits in the just-under-one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6551992749. Listed at 13 retailers as of October 29, 2026, with prices from $2,013 to $3,647, a $1,634 spread on the same certified stone. Helzberg Diamonds lists it at $3,647. 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
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle38.21°
Pavilion angle38.84°
OriginNatural
Grading LabGIA
CertificateGIA 6551992749
Dimensions7.65 × 5.39 × 3.32 mm
L/W Ratio1.42
Culet sizeNone
Top View
7.65 mm5.39 mm0.91 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6551992749
Side View
Table 59.0%Crown 38.21°Girdle: MED-VTKPavilion 38.84°Culet: NoneDepth 61.6%

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: Oct 31
Current: $3,647 AUD|Low: $2,013 AUD|High: $3,795 AUD|Avg: $2,615 AUD|-3.9%
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 29, 2026
Retailer 9$2,013 AUD
Retailer 10$2,036 AUD
Retailer 8$2,066 AUD
Retailer 12$2,070 AUD
Retailer 3$2,216 AUD
Retailer 2$2,276 AUD
Retailer 11$2,466 AUD
Retailer 6$2,554 AUD
Retailer 4$2,763 AUD
Retailer 7$2,922 AUD
Retailer 5$3,103 AUD
Retailer 13$3,335 AUD
Helzberg Diamonds$3,647 AUD

33 data points across 13 retailers

13 retailers$2,013 AUD to $3,647 AUD

A
Cheapest Retailer
-
$2,013 AUD
SGD 1,911 SGD
A
Retailer 2
-
$2,036 AUD
$1,430 USD
View
A
Retailer 3
-
$2,066 AUD
$1,451 USD
View
A
Retailer 4
-
$2,070 AUD
$1,454 USD
View
B+
Retailer 5
-
$2,216 AUD
SGD 2,104 SGD
View
B+
Retailer 6
-
$2,276 AUD
£1,259 GBP
View
B+
Retailer 7
-
$2,466 AUD
$1,732 USD
View
B+
Retailer 8
-
$2,554 AUD
$1,794 USD
View
B+
Retailer 9
-
$2,763 AUD
$1,941 USD
View
B+
Retailer 10
-
$2,922 AUD
€1,955 EUR
View
B
Retailer 11
-
$3,103 AUD
$2,180 USD
View
B
Retailer 12
-
$3,335 AUD
$2,342 USD
View
Most Expensive
B
Helzberg Diamonds
XZRMLLHPPINKP · Oct 29
$3,647 AUD
$2,562 USD
View
12 more retailers have this diamond
Prices start from $2,013 AUDSave up to $1,634 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
$2,013 AUD