Round|Natural|GIA

1.01ct J I1 Round Natural Diamond

EX • J/I1 • GIA 1428596008

Certificate GIA 1428596008

Diamond specifications and retailer prices

From $1,894 USD
HK$14,800 HKD
As of October 31, 2026
Save $3,391 USD (64%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $5,285 USD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.01ct natural round diamond

This 1.01ct natural round sits in the classic one-carat band, graded J colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 1428596008. Listed at 12 retailers as of October 30, 2026, with prices from $1,894 to $5,285, a $3,391 spread on the same certified stone. NZ Jewellers lists it at $5,285. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.01
Carat
J
Color
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 1428596008
Dimensions6.44 × 6.40 × 4.03 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Crystal, Feather, Cloud, Needle
Top View
6.44 mm6.40 mm1.01 ctJ / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1428596008
Side View
Table 58.0%Crown 34°Girdle: THN-STKPavilion 41.8°Culet: NoneDepth 62.7%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $5,285 USD|Low: $1,882 USD|High: $5,285 USD|Avg: $2,748 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 2$1,894 USD
Retailer 6$2,030 USD
Retailer 8$2,062 USD
Retailer 3$2,068 USD
Retailer 9$2,290 USD
Retailer 11$2,290 USD
Retailer 7$2,396 USD
Retailer 10$2,642 USD
Retailer 12$3,008 USD
Retailer 5$3,156 USD
Retailer 4$3,610 USD
NZ Jewellers$5,285 USD

21 data points across 12 retailers

12 retailers$1,894 USD to $5,285 USD

B
Cheapest Retailer
-
$1,894 USD
HK$14,800 HKD
Retailer 2
-
$2,030 USD
View
Price last confirmed 13 days ago
B
Retailer 3
-
$2,062 USD
View
B
Retailer 4
-
$2,290 USD
View
B
Retailer 5
-
$2,290 USD
View
B
Retailer 6
-
$2,396 USD
View
B
Retailer 7
-
$2,640 USD
View
B
Retailer 8
-
$2,640 USD
View
B
Retailer 9
-
$2,642 USD
View
B
Retailer 10
-
$2,730 USD
View
B
Retailer 11
-
$3,156 USD
€3,006 EUR
View
Most Expensive
C
NZ Jewellers
d52a9336-0c1b-4430-8172-acecc6e6331a · Oct 30
$5,285 USD
View
11 more retailers have this diamond
Prices start from $1,894 USDSave up to $3,391 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.

B
1.01ct Round
$1,894 USD