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Round|Natural|GIA

1.20ct J IF Round Natural Diamond

EX • J/IF • GIA 1565300633

Certificate GIA 1565300633

Diamond specifications and retailer prices

From $5,139 SGD
£3,166 GBP
As of November 1, 2026
Save $3,998 SGD (44%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $10,465 SGD 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 November 1, 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
Colour
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: Nov 1
Current: $10,465 SGD|Low: $5,138 SGD|High: $10,465 SGD|Avg: $6,771 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 2$5,139 SGD
Retailer 6$5,198 SGD
Retailer 5$5,433 SGD
Retailer 4$5,737 SGD
Retailer 8$5,887 SGD
Retailer 7$5,935 SGD
Retailer 3$9,137 SGD
NZ Jewellers$10,465 SGD

32 data points across 8 retailers

8 retailers$5,139 SGD to $9,137 SGD

B+
Cheapest Retailer
-
$5,139 SGD
£3,166 GBP
B+
Retailer 2
-
$5,198 SGD
$4,066 USD
View
B+
Retailer 3
-
$5,433 SGD
$4,250 USD
View
B
Retailer 4
-
$5,737 SGD
$4,488 USD
View
Retailer 5
-
$5,887 SGD
$4,605 USD
View
Price last confirmed 25 days ago
Retailer 6
-
$5,935 SGD
A$7,143 AUD
View
Price last confirmed 23 days ago
B
Retailer 7
-
$9,137 SGD
£5,628 GBP
View
Most Expensive
NZ Jewellers
cd5ef83f-5386-4de4-89d5-ed0360c17afa · Oct 3
$10,465 SGD
$8,186 USD
View
Price last confirmed 29 days ago
7 more retailers have this diamond
Prices start from $5,139 SGDSave up to $3,998 SGD

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
$5,139 SGD