Round|Natural|GIA

1.20ct J IF Round Natural Diamond

EX • J/IF • GIA 1565300633

Certificate GIA 1565300633

Diamond specifications and retailer prices

From $4,032 USD
£3,175 GBP
As of October 30, 2026
Save $3,153 USD (44%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $8,186 USD at NZ Jewellers · As of October 3, 2026
View at NZ Jewellers

About this 1.2ct natural round diamond

This 1.2ct natural round sits in the classic one-carat band, graded J colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 1565300633. Listed at 8 retailers as of October 29, 2026, with a 78% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
J
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 1565300633
Dimensions6.75 × 6.79 × 4.23 mm
L/W Ratio1.01
Girdle conditionSlightly Thick
Top View
6.75 mm6.79 mm1.20 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1565300633
Side View
Table 59.0%Crown 35°GirdlePavilion 41.4°Culet: NoneDepth 62.5%

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 30
Current: $8,186 USD|Low: $4,019 USD|High: $8,186 USD|Avg: $5,301 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 2$4,032 USD
Retailer 6$4,066 USD
Retailer 5$4,250 USD
Retailer 4$4,488 USD
Retailer 8$4,605 USD
Retailer 7$4,643 USD
Retailer 3$7,186 USD
NZ Jewellers$8,186 USD

31 data points across 8 retailers

8 retailers$4,032 USD to $7,186 USD

B+
Cheapest Retailer
-
$4,032 USD
£3,175 GBP
B+
Retailer 2
-
$4,066 USD
View
B+
Retailer 3
-
$4,250 USD
View
B+
Retailer 4
-
$4,488 USD
View
Retailer 5
-
$4,605 USD
View
Price last confirmed 23 days ago
Retailer 6
-
$4,643 USD
A$7,143 AUD
View
Price last confirmed 21 days ago
B
Retailer 7
-
$7,186 USD
£5,658 GBP
View
Most Expensive
NZ Jewellers
cd5ef83f-5386-4de4-89d5-ed0360c17afa · Oct 3
$8,186 USD
View
Price last confirmed 27 days ago
7 more retailers have this diamond
Prices start from $4,032 USDSave up to $3,153 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+
1.20ct Round
$4,032 USD