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Round|Natural|GIA

1.20ct F I1 Round Natural Diamond

VG • F/I1 • GIA 7451314531

Certificate GIA 7451314531

Diamond specifications and retailer prices

From $2,668 SGD
HK$16,300 HKD
As of November 1, 2026
Save $4,022 SGD (60%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $6,690 SGD at NZ Jewellers · As of November 2, 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 F colour (colourless) and I1 clarity (included), with a very-good cut grade and certified by GIA 7451314531. Listed at 8 retailers as of November 1, 2026, with prices from $2,668 to $6,690, a $4,022 spread on the same certified stone. NZ Jewellers lists it at $6,690. 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

1.20
Carat
F
Colour
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryGood
FluorescenceNone
Crown angle34.5°
Pavilion angle40.4°
OriginNatural
Grading LabGIA
CertificateGIA 7451314531
Dimensions6.65 × 6.72 × 4.24 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
6.65 mm6.72 mm1.20 ctF / I1
OriginNatural
CutVery Good
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateGIA 7451314531
Side View
Table 54.0%Crown 34.5°GirdlePavilion 40.4°Culet: NoneDepth 63.4%

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: $6,690 SGD|Low: $2,636 SGD|High: $6,942 SGD|Avg: $3,929 SGD|-3.6%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 3$2,668 SGD
Retailer 8$2,890 SGD
Retailer 4$3,200 SGD
Retailer 6$3,200 SGD
Retailer 5$3,348 SGD
Retailer 7$3,692 SGD
Retailer 2$3,982 SGD
Retailer 9$5,364 SGD
NZ Jewellers$6,690 SGD

19 data points across 9 retailers

8 retailers$2,668 SGD to $6,690 SGD

B+
Cheapest Retailer
-
$2,668 SGD
HK$16,300 HKD
B+
Retailer 2
-
$2,890 SGD
$2,260 USD
View
B+
Retailer 3
-
$3,200 SGD
$2,502 USD
View
B+
Retailer 4
-
$3,200 SGD
$2,502 USD
View
B
Retailer 5
-
$3,348 SGD
$2,618 USD
View
B
Retailer 6
-
$3,692 SGD
$2,887 USD
View
B
Retailer 7
-
$3,982 SGD
€2,965 EUR
View
Most Expensive
C
NZ Jewellers
e37ce60a-4a00-4333-a0f8-185e77e5eb57 · Nov 2
$6,690 SGD
$5,231 USD
View
7 more retailers have this diamond
Prices start from $2,668 SGDSave up to $4,022 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
$2,668 SGD