Round|Natural|GIA

1.20ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 6515997341

Certificate GIA 6515997341

Diamond specifications and retailer prices

From $3,890 SGD
$3,043 USD
As of October 30, 2026
Save $1,446 SGD (27%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $7,093 SGD at NZ Jewellers · As of October 20, 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 G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6515997341. Listed at 23 retailers as of October 30, 2026, with a 37% 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

1.20
Carat
G
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 6515997341
Dimensions6.82 × 6.78 × 4.19 mm
L/W Ratio1.01
Star length50%
Top View
6.82 mm6.78 mm1.20 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6515997341
Side View
Table 58.0%Crown 34.5°Girdle: Sli. ThickPavilion 41.4°Culet: NoneDepth 61.8%

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: $7,093 SGD|Low: $3,133 SGD|High: $7,093 SGD|Avg: $4,346 SGD
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
Retailer 19
Retailer 20
October 30, 2026
Retailer 5$3,229 SGD
Retailer 6$3,326 SGD
Retailer 9$3,356 SGD
Retailer 3$3,499 SGD
Retailer 11$3,688 SGD
Retailer 12$3,830 SGD
Retailer 13$3,890 SGD
Retailer 4$3,921 SGD
Retailer 7$3,962 SGD
Retailer 19$4,010 SGD
Retailer 8$4,037 SGD
Retailer 16$4,474 SGD
Retailer 18$4,483 SGD
Retailer 20$4,497 SGD
Retailer 2$4,960 SGD
Retailer 14$4,960 SGD
Retailer 17$5,126 SGD
Retailer 15$5,336 SGD
Retailer 10$6,845 SGD
NZ Jewellers$7,093 SGD

32 data points across 20 retailers

23 retailers$3,890 SGD to $5,336 SGD

Retailer 1
-
$3,326 SGD
$2,602 USD
Price last confirmed 9 days ago
Retailer 2
-
$3,356 SGD
$2,625 USD
View
Price last confirmed 9 days ago
Retailer 3
-
$3,369 SGD
$2,635 USD
View
Price last confirmed 36 days ago
Retailer 4
-
$3,499 SGD
$2,737 USD
View
Price last confirmed 8 days ago
Retailer 5
-
$3,688 SGD
$2,885 USD
View
Price last confirmed 43 days ago
Retailer 6
-
$3,688 SGD
$2,885 USD
View
Price last confirmed 15 days ago
Retailer 7
-
$3,830 SGD
$2,996 USD
View
Price last confirmed 31 days ago
B+
Retailer 8
-
$3,890 SGD
$3,043 USD
View
Retailer 9
-
$3,921 SGD
$3,067 USD
View
Price last confirmed 8 days ago
Retailer 10
-
$3,962 SGD
$3,099 USD
View
Price last confirmed 9 days ago
Retailer 11
-
$4,010 SGD
£2,470 GBP
View
Price last confirmed 8 days ago
Retailer 12
-
$4,037 SGD
$3,158 USD
View
Price last confirmed 10 days ago
Retailer 13
-
$4,256 SGD
$3,329 USD
View
Price last confirmed 43 days ago
B+
Retailer 14
-
$4,474 SGD
£2,756 GBP
View
Retailer 15
-
$4,483 SGD
$3,507 USD
View
Price last confirmed 7 days ago
Retailer 16
-
$4,497 SGD
£2,770 GBP
View
Price last confirmed 7 days ago
B
Retailer 17
-
$4,960 SGD
$3,880 USD
View
B
Retailer 18
-
$4,960 SGD
$3,880 USD
View
B
Retailer 19
-
$5,126 SGD
$4,010 USD
View
B
Retailer 20
-
$5,336 SGD
€3,975 EUR
View
Retailer 21
-
$6,845 SGD
£4,216 GBP
View
Price last confirmed 10 days ago
Retailer 22
-
$7,093 SGD
$5,548 USD
View
Price last confirmed 43 days ago
Most Expensive
NZ Jewellers
538015a3-d15f-4a8d-b96d-260a1723b8b1 · Oct 20
$7,093 SGD
$5,548 USD
View
Price last confirmed 10 days ago
22 more retailers have this diamond
Prices start from $3,890 SGDSave up to $1,446 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
$3,890 SGD