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Oval|Natural|GIA

1.20ct F SI2 Oval Natural Diamond

ID • F/SI2 • GIA 1539005392

Certificate GIA 1539005392

Diamond specifications and retailer prices

From $2,432 USD
HK$19,000 HKD
As of November 2, 2026
Save $3,658 USD (60%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $6,090 USD at Queensmith · As of October 28, 2026
View at Queensmith

About this 1.2ct natural oval diamond

This 1.2ct natural oval sits in the classic one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1539005392. Listed at 19 retailers as of October 28, 2026, with prices from $2,432 to $6,090, a $3,658 spread on the same certified stone. Queensmith lists it at $6,090. 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
Color
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1539005392
Dimensions8.51 × 5.72 × 3.67 mm
L/W Ratio1.49
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Crystal, Feather, Cavity, Indented Natural
Top View
8.51 mm5.72 mm1.20 ctF / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 1539005392
Side View
Table 63.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 64.2%

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 2
Current: $6,090 USD|Low: $2,432 USD|High: $6,109 USD|Avg: $3,599 USD|+2.5%
Queensmith
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
November 2, 2026
Retailer 12$2,432 USD
Retailer 11$2,550 USD
Retailer 8$2,878 USD
Retailer 16$2,921 USD
Retailer 13$3,129 USD
Retailer 5$3,194 USD
Retailer 7$3,194 USD
Retailer 2$3,286 USD
Retailer 3$3,307 USD
Retailer 14$3,308 USD
Retailer 9$3,410 USD
Retailer 10$3,651 USD
Retailer 15$3,703 USD
Retailer 4$5,343 USD
Retailer 6$5,565 USD
Queensmith$6,090 USD

23 data points across 16 retailers

19 retailers$2,432 USD to $6,090 USD

A
Cheapest Retailer
-
$2,432 USD
HK$19,000 HKD
A
Retailer 2
-
$2,550 USD
₹242,833 INR
View
A
Retailer 3
-
$2,878 USD
SGD 3,889 SGD
View
A
Retailer 4
-
$2,921 USD
View
Final sale: no returns
B+
Retailer 5
-
$3,045 USD
View
B+
Retailer 6
-
$3,129 USD
£2,464 GBP
View
B+
Retailer 7
-
$3,184 USD
A$4,898 AUD
View
B+
Retailer 8
-
$3,194 USD
View
B+
Retailer 9
-
$3,194 USD
View
B+
Retailer 10
-
$3,286 USD
View
B+
Retailer 11
-
$3,307 USD
£2,604 GBP
View
B+
Retailer 12
-
$3,308 USD
View
B+
Retailer 13
-
$3,410 USD
View
B+
Retailer 14
-
$3,419 USD
SGD 4,620 SGD
View
B+
Retailer 15
-
$3,651 USD
View
B+
Retailer 16
-
$3,703 USD
€3,527 EUR
View
B
Retailer 17
-
$5,343 USD
£4,207 GBP
View
B
Retailer 18
-
$5,565 USD
View
Most Expensive
B
Queensmith
1539005392 · Oct 28
$6,090 USD
£4,795 GBP
View
18 more retailers have this diamond
Prices start from $2,432 USDSave up to $3,658 USD

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 Oval
$2,432 USD