Round|Natural|GIA

1.00ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 7531246302

Certificate GIA 7531246302

Diamond specifications and retailer prices

From $2,458 USD
HK$19,200 HKD
As of October 30, 2026
Save $2,926 USD (54%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $5,601 USD at NZ Jewellers · As of October 20, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7531246302. Listed at 25 retailers as of October 26, 2026, with a 119% 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
H
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 7531246302
Dimensions6.40 × 6.37 × 3.93 mm
L/W Ratio1.00
Key to symbols
Feather, Indented Natural, Natural
Top View
6.40 mm6.37 mm1.00 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7531246302
Side View
Table 61.0%Crown 32.5°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 61.6%

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 30
Current: $3,311 USD|Low: $2,406 USD|High: $5,441 USD|Avg: $3,452 USD|-0.2%
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
October 31, 2026
Retailer 9$2,458 USD
Retailer 10$2,500 USD
Retailer 6$2,813 USD
Retailer 4$2,853 USD
Retailer 7$2,966 USD
Retailer 5$3,073 USD
Retailer 11$3,103 USD
Retailer 2$3,174 USD
Retailer 15$3,250 USD
Retailer 1$3,311 USD
Retailer 8$3,447 USD
Retailer 12$3,660 USD
Retailer 13$3,915 USD
Retailer 16$4,657 USD
Retailer 3$4,787 USD
Retailer 14$5,384 USD

31 data points across 16 retailers

25 retailers$2,458 USD to $5,384 USD

B+
Cheapest Retailer
-
$2,458 USD
HK$19,200 HKD
A
Retailer 2
-
$2,500 USD
₹238,091 INR
View
B+
Retailer 3
-
$2,813 USD
SGD 3,801 SGD
View
B+
Retailer 4
-
$2,853 USD
View
Retailer 5
-
$2,936 USD
View
Price last confirmed 10 days ago
B+
Retailer 6
-
$2,966 USD
View
Final sale: no returns
B+
Retailer 7
-
$3,073 USD
View
B+
Retailer 8
-
$3,103 USD
£2,443 GBP
View
B
Retailer 9
-
$3,115 USD
View
B
Retailer 10
-
$3,174 USD
View
Retailer 11
-
$3,215 USD
View
Price last confirmed 15 days ago
Retailer 12
-
$3,215 USD
View
Price last confirmed 9 days ago
B+
Retailer 13
-
$3,250 USD
View
B+
Retailer 14
-
$3,311 USD
£2,607 GBP
View
Retailer 15
-
$3,338 USD
View
Price last confirmed 8 days ago
B+
Retailer 16
-
$3,358 USD
View
B+
Retailer 17
-
$3,443 USD
SGD 4,653 SGD
View
Retailer 18
-
$3,447 USD
A$5,303 AUD
View
Price last confirmed 27 days ago
B
Retailer 19
-
$3,660 USD
€3,486 EUR
View
Retailer 20
-
$3,709 USD
View
Price last confirmed 8 days ago
B
Retailer 21
-
$3,915 USD
ZAR 63,241 ZAR
View
B
Retailer 22
-
$4,657 USD
View
B
Retailer 23
-
$4,787 USD
View
B
Retailer 24
-
$5,384 USD
£4,239 GBP
View
Most Expensive
NZ Jewellers
50e08de8-2568-4efa-8c40-f267d318b6f9 · Oct 20
$5,601 USD
View
Price last confirmed 10 days ago
24 more retailers have this diamond
Prices start from $2,458 USDSave up to $2,926 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
$2,458 USD