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Round|Natural|GIA

1.00ct G SI1 Round Natural Diamond

EX • G/SI1 • GIA 7521931738

Certificate GIA 7521931738

Diamond specifications and retailer prices

From $1,996 USD
As of November 6, 2026
Save $3,384 USD (63%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $5,380 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct 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 7521931738. Listed at 24 retailers as of November 5, 2026, with prices from $1,996 to $5,380, a $3,384 spread on the same certified stone. NZ Jewellers lists it at $5,380. 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

1.00
Carat
G
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 7521931738
Dimensions6.35 × 6.31 × 3.99 mm
L/W Ratio1.01
Star length55%
Lower girdle75%
Cert comments
Additional clouds are not shown. Pinpoints are not shown.
Key to symbols
Crystal, Cloud, Feather, Needle, Indented Natural, Natural
Top View
6.35 mm6.31 mm1.00 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7521931738
Side View
Table 56.0%Crown 36.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 63.0%

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: $5,380 USD|Low: $1,984 USD|High: $5,380 USD|Avg: $2,951 USD
NZ Jewellers
Retailer 2
Retailer 3
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Retailer 22
Retailer 23
November 6, 2026
Retailer 23$1,996 USD
Retailer 2$2,101 USD
Retailer 20$2,284 USD
Retailer 14$2,305 USD
Retailer 11$2,375 USD
Retailer 13$2,462 USD
Retailer 3$2,545 USD
Retailer 7$2,555 USD
Retailer 5$2,573 USD
Retailer 8$2,573 USD
Retailer 10$2,640 USD
Retailer 6$2,692 USD
Retailer 18$2,707 USD
Retailer 4$2,713 USD
Retailer 17$2,780 USD
Retailer 9$2,828 USD
Retailer 12$2,969 USD
Retailer 21$3,116 USD
Retailer 19$3,140 USD
Retailer 15$3,761 USD
Retailer 16$3,866 USD
Retailer 22$4,495 USD
NZ Jewellers$5,380 USD

23 data points across 23 retailers

24 retailers$1,996 USD to $5,380 USD

A
Cheapest Retailer
-
$1,996 USD
A
Retailer 2
-
$2,101 USD
View
A
Retailer 3
-
$2,284 USD
View
A
Retailer 4
-
$2,305 USD
View
A
Retailer 5
-
$2,375 USD
View
Final sale: no returns
A
Retailer 6
-
$2,462 USD
View
A
Retailer 7
-
$2,545 USD
View
A
Retailer 8
-
$2,555 USD
View
A
Retailer 9
-
$2,573 USD
View
Retailer 10
-
$2,573 USD
View
Price last confirmed 8 days ago
B+
Retailer 11
-
$2,640 USD
View
B+
Retailer 12
-
$2,692 USD
View
A
Retailer 13
-
$2,707 USD
View
B+
Retailer 14
-
$2,713 USD
View
B+
Retailer 15
-
$2,780 USD
View
B+
Retailer 16
-
$2,828 USD
View
B+
Retailer 17
-
$2,969 USD
View
Retailer 18
-
$2,977 USD
View
Price last confirmed 30 days ago
B+
Retailer 19
-
$3,116 USD
View
B+
Retailer 20
-
$3,140 USD
View
B+
Retailer 21
-
$3,761 USD
View
B+
Retailer 22
-
$3,866 USD
View
B
Retailer 23
-
$4,495 USD
View
Most Expensive
B
NZ Jewellers
5cb3b936-66a2-46ea-adc4-2528a6c27ea0 · Nov 5
$5,380 USD
View
23 more retailers have this diamond
Prices start from $1,996 USDSave up to $3,384 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
1.00ct Round
$1,996 USD