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Round|Natural|GIA

1.20ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 7536777640

Certificate GIA 7536777640

Diamond specifications and retailer prices

From $3,175 SGD
HK$19,400 HKD
As of November 1, 2026
Save $4,675 SGD (60%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $7,850 SGD at Queensmith · As of October 28, 2026
View at Queensmith

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 7536777640. Listed at 22 retailers as of October 28, 2026, with prices from $3,175 to $7,850, a $4,675 spread on the same certified stone. Queensmith lists it at $7,850. 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
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 7536777640
Dimensions6.80 × 6.76 × 4.26 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cloud, Cavity, Knot, Needle, Natural
Top View
6.80 mm6.76 mm1.20 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7536777640
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.9%

Caratlytics Score

How it works →
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: $7,850 SGD|Low: $3,175 SGD|High: $7,850 SGD|Avg: $4,770 SGD|+2.8%
Queensmith
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 8$3,175 SGD
Retailer 2$3,319 SGD
Retailer 3$3,681 SGD
Retailer 5$3,750 SGD
Retailer 9$3,770 SGD
Retailer 11$3,807 SGD
Retailer 7$4,249 SGD
Retailer 10$4,309 SGD
Retailer 4$4,808 SGD
Retailer 6$6,899 SGD
Queensmith$7,850 SGD

26 data points across 11 retailers

22 retailers$3,175 SGD to $7,850 SGD

A
Cheapest Retailer
-
$3,175 SGD
HK$19,400 HKD
A
Retailer 2
-
$3,319 SGD
₹247,280 INR
View
A
Retailer 3
-
$3,681 SGD
View
A
Retailer 4
-
$3,750 SGD
£2,310 GBP
View
A
Retailer 5
-
$3,770 SGD
$2,949 USD
View
A
Retailer 6
-
$3,807 SGD
$2,978 USD
View
Final sale: no returns
A
Retailer 7
-
$3,895 SGD
$3,047 USD
View
Retailer 8
-
$4,168 SGD
$3,260 USD
View
Price last confirmed 45 days ago
Retailer 9
-
$4,168 SGD
$3,260 USD
View
Price last confirmed 40 days ago
Retailer 10
-
$4,168 SGD
$3,260 USD
View
Price last confirmed 23 days ago
Retailer 11
-
$4,168 SGD
$3,260 USD
View
Price last confirmed 20 days ago
A
Retailer 12
-
$4,249 SGD
£2,617 GBP
View
B+
Retailer 13
-
$4,309 SGD
$3,370 USD
View
B+
Retailer 14
-
$4,414 SGD
View
B+
Retailer 15
-
$4,808 SGD
€3,582 EUR
View
Retailer 16
-
$4,809 SGD
$3,762 USD
View
Price last confirmed 45 days ago
Retailer 17
-
$4,809 SGD
$3,762 USD
View
Price last confirmed 40 days ago
B
Retailer 18
-
$6,899 SGD
£4,249 GBP
View
Retailer 19
-
$7,261 SGD
$5,680 USD
View
Price last confirmed 44 days ago
Retailer 20
-
$7,261 SGD
$5,680 USD
View
Price last confirmed 29 days ago
Retailer 21
-
$7,261 SGD
$5,680 USD
View
Price last confirmed 37 days ago
Most Expensive
B
Queensmith
7536777640 · Oct 28
$7,850 SGD
£4,835 GBP
View
21 more retailers have this diamond
Prices start from $3,175 SGDSave up to $4,675 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
$3,175 SGD