Radiant|Natural|GIA

1.01ct I SI1 Radiant Natural Diamond

GD • I/SI1 • GIA 1565520787

Certificate GIA 1565520787

Diamond specifications and retailer prices

From $1,834 USD
SGD 2,478 SGD
As of October 31, 2026
Save $1,041 USD (36%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $4,241 USD at NZ Jewellers · As of October 21, 2026
View at NZ Jewellers

About this 1.01ct natural radiant diamond

This 1.01ct natural radiant sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a standard cut grade stated by the retailer rather than the lab and certified by GIA 1565520787. Listed at 18 retailers as of October 31, 2026, with a 57% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.01
Carat
I
Color
SI1
Clarity
Good
Cut (retailer stated)

Specifications

Cut (retailer stated)Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle48.75°
Pavilion angle38.95°
OriginNatural
Grading LabGIA
CertificateGIA 1565520787
Dimensions7.26 × 4.92 × 3.35 mm
L/W Ratio1.48
Girdle conditionPolished
Key to symbols
Cloud, Crystal, Feather, Needle
Top View
7.26 mm4.92 mm1.01 ctI / SI1
OriginNatural
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1565520787
Side View
Table 68.0%Crown 48.75°Girdle: MED-THKPavilion 38.95°Culet: NoneDepth 68.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $4,241 USD|Low: $1,472 USD|High: $4,241 USD|Avg: $2,326 USD
NZ Jewellers
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
October 23, 2026
Retailer 6$1,472 USD
Retailer 14$1,714 USD
Retailer 16$1,805 USD
Retailer 5$1,833 USD
Retailer 7$1,872 USD
Retailer 13$1,978 USD
Retailer 8$2,003 USD
Retailer 3$2,029 USD
Retailer 10$2,069 USD
Retailer 17$2,122 USD
Retailer 11$2,148 USD
Retailer 18$2,341 USD
Retailer 9$2,397 USD
Retailer 12$2,448 USD
Retailer 2$2,751 USD
Retailer 4$2,875 USD
Retailer 15$3,574 USD
NZ Jewellers$4,241 USD

15 data points across 18 retailers

18 retailers$1,834 USD to $2,875 USD

Retailer 1
-
$1,472 USD
HK$11,500 HKD
Price last confirmed 9 days ago
Retailer 2
-
$1,714 USD
View
Price last confirmed 11 days ago
Retailer 3
-
$1,805 USD
View
Price last confirmed 11 days ago
Retailer 4
-
$1,833 USD
View
Price last confirmed 9 days ago
B+
Retailer 5
-
$1,834 USD
SGD 2,478 SGD
View
Retailer 6
-
$1,978 USD
£1,558 GBP
View
Price last confirmed 11 days ago
Retailer 7
-
$2,003 USD
View
Price last confirmed 9 days ago
Retailer 8
-
$2,029 USD
View
Price last confirmed 17 days ago
Retailer 9
-
$2,069 USD
SGD 2,796 SGD
View
Price last confirmed 9 days ago
Retailer 10
-
$2,122 USD
View
Price last confirmed 10 days ago
Retailer 11
-
$2,148 USD
£1,691 GBP
View
Price last confirmed 10 days ago
Retailer 12
-
$2,341 USD
View
Price last confirmed 11 days ago
Retailer 13
-
$2,397 USD
View
Price last confirmed 9 days ago
Retailer 14
-
$2,448 USD
ZAR 39,552 ZAR
View
Price last confirmed 10 days ago
Retailer 15
-
$2,751 USD
€2,620 EUR
View
Price last confirmed 9 days ago
B
Retailer 16
-
$2,875 USD
View
Retailer 17
-
$3,574 USD
£2,814 GBP
View
Price last confirmed 14 days ago
Most Expensive
NZ Jewellers
5a4522ce-2005-4eae-a2a0-1993ea93eeb1 · Oct 21
$4,241 USD
View
Price last confirmed 11 days ago
17 more retailers have this diamond
Prices start from $1,834 USDSave up to $1,041 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.

B+
1.01ct Radiant
$1,834 USD