Round|Natural|GIA

1.00ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 5232762401

Certificate GIA 5232762401

Diamond specifications and retailer prices

From $2,409 USD
As of October 30, 2026
Save $2,722 USD (53%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $6,210 USD at NZ Jewellers · As of September 28, 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 5232762401. Listed at 23 retailers as of October 28, 2026, with a 113% 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 angle31.5°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 5232762401
Dimensions6.39 × 6.44 × 3.95 mm
L/W Ratio1.01
Girdle conditionSlightly Thick
Key to symbols
Feather, Crystal, Cavity, Indented Natural
Top View
6.39 mm6.44 mm1.00 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5232762401
Side View
Table 59.0%Crown 31.5°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: $3,157 USD|Low: $2,276 USD|High: $5,150 USD|Avg: $3,417 USD|+1.4%
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
October 31, 2026
Retailer 3$2,409 USD
Retailer 2$2,483 USD
Retailer 4$2,650 USD
Retailer 8$2,866 USD
Retailer 14$2,960 USD
Retailer 13$3,051 USD
Retailer 5$3,060 USD
Retailer 1$3,157 USD
Retailer 6$3,340 USD
Retailer 12$3,461 USD
Retailer 7$3,478 USD
Retailer 11$3,617 USD
Retailer 9$4,994 USD
Retailer 10$5,131 USD

33 data points across 14 retailers

23 retailers$2,409 USD to $5,131 USD

A
Cheapest Retailer
-
$2,409 USD
B+
Retailer 2
-
$2,483 USD
View
Final sale: no returns
B+
Retailer 3
-
$2,650 USD
View
Retailer 4
-
$2,691 USD
View
Price last confirmed 22 days ago
Retailer 5
-
$2,691 USD
View
Price last confirmed 23 days ago
B+
Retailer 6
-
$2,727 USD
View
Retailer 7
-
$2,794 USD
View
Price last confirmed 31 days ago
B+
Retailer 8
-
$2,866 USD
£2,257 GBP
View
B+
Retailer 9
-
$2,960 USD
View
B+
Retailer 10
-
$2,960 USD
View
B+
Retailer 11
-
$3,051 USD
View
B+
Retailer 12
-
$3,060 USD
View
Retailer 13
-
$3,105 USD
View
Price last confirmed 21 days ago
B+
Retailer 14
-
$3,157 USD
£2,486 GBP
View
Retailer 15
-
$3,340 USD
A$5,139 AUD
View
Price last confirmed 27 days ago
B+
Retailer 16
-
$3,366 USD
View
Retailer 17
-
$3,449 USD
View
Price last confirmed 16 days ago
B+
Retailer 18
-
$3,461 USD
£2,725 GBP
View
B+
Retailer 19
-
$3,478 USD
€3,312 EUR
View
B+
Retailer 20
-
$3,617 USD
ZAR 58,429 ZAR
View
B
Retailer 21
-
$4,994 USD
£3,932 GBP
View
B
Retailer 22
-
$5,131 USD
£4,040 GBP
View
Most Expensive
NZ Jewellers
b16bc193-1874-4cc3-881b-7a80326ba18d · Sep 28
$6,210 USD
View
Price last confirmed 33 days ago
22 more retailers have this diamond
Prices start from $2,409 USDSave up to $2,722 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
$2,409 USD