Round|Natural|GIA

1.01ct G SI1 Round Natural Diamond

EX • G/SI1 • GIA 7511864550

Certificate GIA 7511864550

Diamond specifications and retailer prices

From $2,265 USD
As of November 6, 2026
Save $2,660 USD (54%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $6,173 USD at NZ Jewellers · As of September 28, 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 G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7511864550. Listed at 23 retailers as of November 4, 2026, with a 117% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
G
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 7511864550
Dimensions6.39 × 6.34 × 4.03 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Needle, Indented Natural
Top View
6.39 mm6.34 mm1.01 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7511864550
Side View
Table 57.0%Crown 36°Girdle: THN-STKPavilion 41.4°Culet: NoneDepth 63.4%

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 6
Current: $2,358 USD|Low: $2,265 USD|High: $5,137 USD|Avg: $3,447 USD|-2.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 8$2,265 USD
Retailer 1$2,358 USD
Retailer 6$2,647 USD
Retailer 10$2,725 USD
Retailer 3$3,107 USD
Retailer 2$3,320 USD
Retailer 4$3,431 USD
Retailer 5$3,604 USD
Retailer 7$4,925 USD
Retailer 9$5,118 USD

33 data points across 10 retailers

23 retailers$2,265 USD to $4,925 USD

A
Cheapest Retailer
-
$2,265 USD
A
Retailer 2
-
$2,358 USD
View
A
Retailer 3
-
$2,647 USD
View
A
Retailer 4
-
$2,698 USD
View
B+
Retailer 5
-
$2,712 USD
View
B+
Retailer 6
-
$2,725 USD
View
Final sale: no returns
B+
Retailer 7
-
$2,811 USD
View
B+
Retailer 8
-
$2,815 USD
View
Retailer 9
-
$2,953 USD
View
Price last confirmed 39 days ago
Retailer 10
-
$2,953 USD
View
Price last confirmed 29 days ago
B+
Retailer 11
-
$3,000 USD
View
Retailer 12
-
$3,066 USD
View
Price last confirmed 38 days ago
B+
Retailer 13
-
$3,095 USD
View
B+
Retailer 14
-
$3,107 USD
View
B+
Retailer 15
-
$3,157 USD
View
Retailer 16
-
$3,320 USD
View
Price last confirmed 33 days ago
Retailer 17
-
$3,407 USD
View
Price last confirmed 38 days ago
B+
Retailer 18
-
$3,431 USD
View
B+
Retailer 19
-
$3,604 USD
View
B
Retailer 20
-
$4,925 USD
View
Retailer 21
-
$5,118 USD
View
Price last confirmed 9 days ago
Retailer 22
-
$6,173 USD
View
Price last confirmed 34 days ago
Most Expensive
NZ Jewellers
bba53418-5708-4b60-9236-5dec0becb36a · Sep 28
$6,173 USD
View
Price last confirmed 39 days ago
22 more retailers have this diamond
Prices start from $2,265 USDSave up to $2,660 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 Round
$2,265 USD