Round|Natural|GIA

1.20ct G SI1 Round Natural Diamond

EX • G/SI1 • GIA 6525997169

Certificate GIA 6525997169

Diamond specifications and retailer prices

From $4,816 SGD
$3,767 USD
As of October 30, 2026
Save $1,638 SGD (25%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $8,583 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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6525997169. Listed at 19 retailers as of October 30, 2026, with a 34% 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
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6525997169
Dimensions6.76 × 6.71 × 4.23 mm
L/W Ratio1.01
Top View
6.76 mm6.71 mm1.20 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6525997169
Side View
Table 57.0%CrownGirdle: Sli. ThickPavilionCulet: NoneDepth 63.0%

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: $6,162 SGD|Low: $4,033 SGD|High: $8,339 SGD|Avg: $5,500 SGD
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 30, 2026
Retailer 14$4,033 SGD
Retailer 3$4,119 SGD
Retailer 5$4,635 SGD
Retailer 7$4,816 SGD
Retailer 12$4,934 SGD
Retailer 4$5,277 SGD
Retailer 6$5,674 SGD
Retailer 10$5,831 SGD
Retailer 13$5,946 SGD
Retailer 1$6,162 SGD
Retailer 8$6,162 SGD
Retailer 11$6,366 SGD
Retailer 9$6,454 SGD
Retailer 2$8,283 SGD

34 data points across 14 retailers

19 retailers$4,816 SGD to $6,454 SGD

Retailer 1
-
$4,033 SGD
$3,155 USD
Price last confirmed 9 days ago
Retailer 2
-
$4,046 SGD
$3,165 USD
View
Price last confirmed 36 days ago
Retailer 3
-
$4,295 SGD
$3,360 USD
View
Price last confirmed 8 days ago
Retailer 4
-
$4,463 SGD
$3,491 USD
View
Price last confirmed 9 days ago
Retailer 5
-
$4,463 SGD
$3,491 USD
View
Price last confirmed 15 days ago
Retailer 6
-
$4,635 SGD
$3,626 USD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
$4,816 SGD
$3,767 USD
View
Retailer 8
-
$4,934 SGD
£3,039 GBP
View
Price last confirmed 8 days ago
Retailer 9
-
$5,149 SGD
$4,028 USD
View
Price last confirmed 10 days ago
Retailer 10
-
$5,277 SGD
A$6,351 AUD
View
Price last confirmed 22 days ago
Retailer 11
-
$5,578 SGD
$4,363 USD
View
Price last confirmed 8 days ago
B
Retailer 12
-
$5,831 SGD
£3,591 GBP
View
Retailer 13
-
$5,946 SGD
ZAR 75,137 ZAR
View
Price last confirmed 9 days ago
B
Retailer 14
-
$6,162 SGD
$4,820 USD
View
B
Retailer 15
-
$6,162 SGD
$4,820 USD
View
B
Retailer 16
-
$6,366 SGD
$4,980 USD
View
B
Retailer 17
-
$6,454 SGD
€4,808 EUR
View
Retailer 18
-
$8,283 SGD
£5,102 GBP
View
Price last confirmed 10 days ago
Most Expensive
NZ Jewellers
1bdd7c7c-f4f4-4106-ba0f-5a58fdf4b7ab · Oct 20
$8,583 SGD
$6,714 USD
View
Price last confirmed 10 days ago
18 more retailers have this diamond
Prices start from $4,816 SGDSave up to $1,638 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
$4,816 SGD