Round|Natural|GIA

1.00ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 7531246302

Certificate GIA 7531246302

Diamond specifications and retailer prices

From €2,211 EUR
HK$19,300 HKD
As of October 31, 2026
Save €2,608 EUR (54%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: €5,013 EUR 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 118% 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 31
Current: €3,253 EUR|Low: €2,154 EUR|High: €4,870 EUR|Avg: €3,051 EUR|+0.5%
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
November 1, 2026
Retailer 12€2,211 EUR
Retailer 10€2,230 EUR
Retailer 6€2,518 EUR
Retailer 4€2,554 EUR
Retailer 7€2,655 EUR
Retailer 5€2,751 EUR
Retailer 13€2,777 EUR
Retailer 2€2,841 EUR
Retailer 15€2,909 EUR
Retailer 9€2,964 EUR
Retailer 8€3,085 EUR
Retailer 1€3,253 EUR
Retailer 11€3,537 EUR
Retailer 16€4,168 EUR
Retailer 3€4,285 EUR
Retailer 14€4,819 EUR

30 data points across 16 retailers

25 retailers€2,211 EUR to €4,819 EUR

A
Cheapest Retailer
-
€2,211 EUR
HK$19,300 HKD
A
Retailer 2
-
€2,230 EUR
₹237,265 INR
View
B+
Retailer 3
-
€2,518 EUR
SGD 3,801 SGD
View
B+
Retailer 4
-
€2,554 EUR
$2,853 USD
View
Retailer 5
-
€2,628 EUR
$2,936 USD
View
Price last confirmed 11 days ago
B+
Retailer 6
-
€2,655 EUR
$2,966 USD
View
Final sale: no returns
B+
Retailer 7
-
€2,751 EUR
$3,073 USD
View
B+
Retailer 8
-
€2,777 EUR
£2,443 GBP
View
B
Retailer 9
-
€2,788 EUR
$3,115 USD
View
B
Retailer 10
-
€2,841 EUR
$3,174 USD
View
Retailer 11
-
€2,878 EUR
$3,215 USD
View
Price last confirmed 16 days ago
Retailer 12
-
€2,878 EUR
$3,215 USD
View
Price last confirmed 10 days ago
B+
Retailer 13
-
€2,909 EUR
$3,250 USD
View
B+
Retailer 14
-
€2,964 EUR
£2,607 GBP
View
Retailer 15
-
€2,988 EUR
$3,338 USD
View
Price last confirmed 9 days ago
B+
Retailer 16
-
€3,006 EUR
$3,358 USD
View
B+
Retailer 17
-
€3,082 EUR
SGD 4,653 SGD
View
Retailer 18
-
€3,085 EUR
A$5,303 AUD
View
Price last confirmed 28 days ago
B
Retailer 19
-
€3,253 EUR
View
Retailer 20
-
€3,320 EUR
$3,709 USD
View
Price last confirmed 9 days ago
B
Retailer 21
-
€3,537 EUR
ZAR 63,837 ZAR
View
B
Retailer 22
-
€4,168 EUR
$4,657 USD
View
B
Retailer 23
-
€4,285 EUR
$4,787 USD
View
B
Retailer 24
-
€4,819 EUR
£4,239 GBP
View
Most Expensive
NZ Jewellers
50e08de8-2568-4efa-8c40-f267d318b6f9 · Oct 20
€5,013 EUR
$5,601 USD
View
Price last confirmed 11 days ago
24 more retailers have this diamond
Prices start from €2,211 EURSave up to €2,608 EUR

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
€2,211 EUR