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Round|Natural|GIA

1.20ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 6552158299

Certificate GIA 6552158299

Diamond specifications and retailer prices

From $2,733 SGD
HK$16,700 HKD
As of November 1, 2026
Save $4,679 SGD (63%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $7,600 SGD at NZ Jewellers · As of September 28, 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 SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6552158299. Listed at 17 retailers as of October 28, 2026, with a 171% 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
F
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6552158299
Dimensions6.69 × 6.78 × 4.26 mm
L/W Ratio1.01
Top View
6.69 mm6.78 mm1.20 ctF / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6552158299
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $2,873 SGD|Low: $2,716 SGD|High: $7,436 SGD|Avg: $4,167 SGD|-1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 9$2,733 SGD
Retailer 1$2,873 SGD
Retailer 2$3,173 SGD
Retailer 8$3,321 SGD
Retailer 3$3,636 SGD
Retailer 7$3,669 SGD
Retailer 4$3,779 SGD
Retailer 6$3,824 SGD
Retailer 10$4,255 SGD
Retailer 5$6,304 SGD
Retailer 11$7,412 SGD

34 data points across 11 retailers

17 retailers$2,733 SGD to $7,412 SGD

A
Cheapest Retailer
-
$2,733 SGD
HK$16,700 HKD
A
Retailer 2
-
$2,873 SGD
₹214,043 INR
View
A
Retailer 3
-
$3,173 SGD
View
A
Retailer 4
-
$3,321 SGD
$2,598 USD
View
Final sale: no returns
A
Retailer 5
-
$3,388 SGD
$2,650 USD
View
Retailer 6
-
$3,636 SGD
$2,844 USD
View
Price last confirmed 33 days ago
Retailer 7
-
$3,636 SGD
$2,844 USD
View
Price last confirmed 16 days ago
A
Retailer 8
-
$3,669 SGD
$2,870 USD
View
Retailer 9
-
$3,775 SGD
$2,953 USD
View
Price last confirmed 33 days ago
A
Retailer 10
-
$3,779 SGD
$2,956 USD
View
A
Retailer 11
-
$3,805 SGD
View
A
Retailer 12
-
$3,824 SGD
£2,355 GBP
View
Retailer 13
-
$4,194 SGD
$3,281 USD
View
Price last confirmed 32 days ago
B+
Retailer 14
-
$4,255 SGD
€3,170 EUR
View
B
Retailer 15
-
$6,304 SGD
£3,883 GBP
View
B
Retailer 16
-
$7,412 SGD
£4,565 GBP
View
Most Expensive
NZ Jewellers
bc9c2125-f823-4257-bc32-7919736c4a44 · Sep 28
$7,600 SGD
$5,945 USD
View
Price last confirmed 34 days ago
16 more retailers have this diamond
Prices start from $2,733 SGDSave up to $4,679 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.

A
1.20ct Round
$2,733 SGD