Oval|Natural|GIA

0.91ct I SI1 Oval Natural Diamond

EX • I/SI1 • GIA 6551992749

Certificate GIA 6551992749

Diamond specifications and retailer prices

From $1,414 USD
SGD 1,911 SGD
As of October 31, 2026
Save $1,148 USD (45%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,562 USD 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 $1,414 to $2,562, a $1,148 spread on the same certified stone. Helzberg Diamonds lists it at $2,562. 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
Color
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: $2,562 USD|Low: $1,414 USD|High: $2,666 USD|Avg: $1,837 USD|-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$1,414 USD
Retailer 10$1,430 USD
Retailer 8$1,451 USD
Retailer 12$1,454 USD
Retailer 3$1,557 USD
Retailer 2$1,599 USD
Retailer 11$1,732 USD
Retailer 6$1,794 USD
Retailer 4$1,941 USD
Retailer 7$2,053 USD
Retailer 5$2,180 USD
Retailer 13$2,342 USD
Helzberg Diamonds$2,562 USD

33 data points across 13 retailers

13 retailers$1,414 USD to $2,562 USD

A
Cheapest Retailer
-
$1,414 USD
SGD 1,911 SGD
A
Retailer 2
-
$1,430 USD
View
A
Retailer 3
-
$1,451 USD
View
A
Retailer 4
-
$1,454 USD
View
B+
Retailer 5
-
$1,557 USD
SGD 2,104 SGD
View
B+
Retailer 6
-
$1,599 USD
£1,259 GBP
View
B+
Retailer 7
-
$1,732 USD
View
B+
Retailer 8
-
$1,794 USD
View
B+
Retailer 9
-
$1,941 USD
View
B+
Retailer 10
-
$2,053 USD
€1,955 EUR
View
B
Retailer 11
-
$2,180 USD
View
B
Retailer 12
-
$2,342 USD
View
Most Expensive
B
Helzberg Diamonds
XZRMLLHPPINKP · Oct 29
$2,562 USD
View
12 more retailers have this diamond
Prices start from $1,414 USDSave up to $1,148 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
0.91ct Oval
$1,414 USD