Oval|Natural|GIA

1.01ct J SI2 Oval Natural Diamond

EX • J/SI2 • GIA 5556543712

Certificate GIA 5556543712

Diamond specifications and retailer prices

From $1,329 USD
As of November 5, 2026
Save $1,148 USD (46%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,477 USD at Helzberg Diamonds · As of November 6, 2026
View at Helzberg Diamonds

About this 1.01ct natural oval diamond

This 1.01ct natural oval sits in the classic one-carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5556543712. Listed at 13 retailers as of November 5, 2026, with prices from $1,329 to $2,477, a $1,148 spread on the same certified stone. Helzberg Diamonds lists it at $2,477. 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

1.01
Carat
J
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.44°
Pavilion angle40.41°
OriginNatural
Grading LabGIA
CertificateGIA 5556543712
Dimensions7.84 × 5.64 × 3.54 mm
L/W Ratio1.39
Culet sizeNone
Top View
7.84 mm5.64 mm1.01 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5556543712
Side View
Table 60.0%Crown 39.44°Girdle: STK-THKPavilion 40.41°Culet: NoneDepth 62.8%

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 5
Current: $2,477 USD|Low: $1,329 USD|High: $2,528 USD|Avg: $1,695 USD|-2.0%
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 4$1,329 USD
Retailer 6$1,377 USD
Retailer 8$1,381 USD
Retailer 9$1,405 USD
Retailer 12$1,505 USD
Retailer 5$1,528 USD
Retailer 10$1,677 USD
Retailer 2$1,733 USD
Retailer 11$1,890 USD
Retailer 7$1,983 USD
Retailer 3$2,277 USD
Helzberg Diamonds$2,477 USD

40 data points across 12 retailers

13 retailers$1,329 USD to $2,477 USD

A
Cheapest Retailer
-
$1,329 USD
A
Retailer 2
-
$1,377 USD
View
A
Retailer 3
-
$1,381 USD
View
A
Retailer 4
-
$1,405 USD
View
A
Retailer 5
-
$1,505 USD
View
A
Retailer 6
-
$1,528 USD
View
B+
Retailer 7
-
$1,624 USD
View
B+
Retailer 8
-
$1,677 USD
View
B+
Retailer 9
-
$1,733 USD
View
B+
Retailer 10
-
$1,890 USD
View
B+
Retailer 11
-
$1,983 USD
View
B
Retailer 12
-
$2,277 USD
View
Most Expensive
B
Helzberg Diamonds
XZRLLLMLKJNHI · Nov 6
$2,477 USD
View
12 more retailers have this diamond
Prices start from $1,329 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
1.01ct Oval
$1,329 USD