Round|Natural|GIA

1.00ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 7568399228

Certificate GIA 7568399228

Diamond specifications and retailer prices

From $1,984 USD
HK$15,500 HKD
As of October 31, 2026
Save $1,219 USD (38%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $5,508 USD at NZ Jewellers · As of September 27, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7568399228. Listed at 22 retailers as of October 31, 2026, with a 61% 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

1.00
Carat
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 7568399228
Dimensions6.32 × 6.36 × 3.97 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
6.32 mm6.36 mm1.00 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7568399228
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.7%

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: $3,188 USD|Low: $1,894 USD|High: $5,479 USD|Avg: $2,715 USD|-1.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 31, 2026
Retailer 8$1,979 USD
Retailer 12$1,984 USD
Retailer 2$2,132 USD
Retailer 18$2,179 USD
Retailer 17$2,180 USD
Retailer 11$2,224 USD
Retailer 14$2,355 USD
Retailer 4$2,515 USD
Retailer 6$2,600 USD
Retailer 3$2,720 USD
Retailer 19$2,720 USD
Retailer 15$2,768 USD
Retailer 5$2,810 USD
Retailer 10$2,952 USD
Retailer 7$3,007 USD
Retailer 16$3,056 USD
Retailer 1$3,188 USD
Retailer 13$3,203 USD
Retailer 9$4,614 USD

26 data points across 19 retailers

22 retailers$1,984 USD to $3,203 USD

Retailer 1
-
$1,979 USD
₹188,491 INR
Price last confirmed 16 days ago
A
Retailer 2
-
$1,984 USD
HK$15,500 HKD
View
A
Retailer 3
-
$2,132 USD
View
A
Retailer 4
-
$2,179 USD
View
Final sale: no returns
A
Retailer 5
-
$2,180 USD
View
A
Retailer 6
-
$2,355 USD
View
Retailer 7
-
$2,512 USD
View
Price last confirmed 15 days ago
B+
Retailer 8
-
$2,515 USD
£1,980 GBP
View
Retailer 9
-
$2,600 USD
SGD 3,513 SGD
View
Price last confirmed 15 days ago
Retailer 10
-
$2,635 USD
View
Price last confirmed 32 days ago
B+
Retailer 11
-
$2,720 USD
View
B+
Retailer 12
-
$2,720 USD
View
B+
Retailer 13
-
$2,768 USD
£2,180 GBP
View
B+
Retailer 14
-
$2,810 USD
View
Retailer 15
-
$2,952 USD
A$4,542 AUD
View
Price last confirmed 23 days ago
Retailer 16
-
$3,040 USD
View
Price last confirmed 31 days ago
B+
Retailer 17
-
$3,056 USD
€2,910 EUR
View
B
Retailer 18
-
$3,188 USD
View
B
Retailer 19
-
$3,203 USD
ZAR 51,743 ZAR
View
Retailer 20
-
$4,614 USD
£3,633 GBP
View
Price last confirmed 16 days ago
Retailer 21
-
$5,448 USD
View
Price last confirmed 20 days ago
Most Expensive
NZ Jewellers
687b4def-724a-4ca4-bfe8-55c3a360bab6 · Sep 27
$5,508 USD
View
Price last confirmed 34 days ago
21 more retailers have this diamond
Prices start from $1,984 USDSave up to $1,219 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
$1,984 USD