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Oval|Natural|GIA

1.20ct D SI2 Oval Natural Diamond

ID • D/SI2 • GIA 2566223748

Certificate GIA 2566223748

Diamond specifications and retailer prices

From $2,662 USD
HK$20,800 HKD
As of October 30, 2026
Save $3,726 USD (58%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $6,388 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 D 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 2566223748. Listed at 20 retailers as of October 28, 2026, with prices from $2,662 to $6,388, a $3,726 spread on the same certified stone. Queensmith lists it at $6,388. 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
D
Color
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2566223748
Dimensions8.22 × 5.95 × 3.79 mm
L/W Ratio1.38
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Cavity, Indented Natural, Natural
Top View
8.22 mm5.95 mm1.20 ctD / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2566223748
Side View
Table 64.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 63.6%

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: Oct 30
Current: $6,388 USD|Low: $2,662 USD|High: $6,439 USD|Avg: $3,954 USD|+2.1%
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
Retailer 17
Retailer 18
Retailer 19
October 30, 2026
Retailer 3$2,662 USD
Retailer 2$2,823 USD
Retailer 11$3,146 USD
Retailer 8$3,220 USD
Retailer 6$3,229 USD
Retailer 5$3,287 USD
Retailer 12$3,532 USD
Retailer 4$3,562 USD
Retailer 16$3,562 USD
Retailer 17$3,699 USD
Retailer 9$3,707 USD
Retailer 13$3,722 USD
Retailer 10$3,736 USD
Retailer 7$3,780 USD
Retailer 18$4,110 USD
Retailer 15$4,163 USD
Retailer 14$5,988 USD
Retailer 19$6,205 USD
Queensmith$6,388 USD

22 data points across 19 retailers

20 retailers$2,662 USD to $6,388 USD

A
Cheapest Retailer
-
$2,662 USD
HK$20,800 HKD
A
Retailer 2
-
$2,823 USD
₹268,877 INR
View
A
Retailer 3
-
$3,146 USD
SGD 4,251 SGD
View
A
Retailer 4
-
$3,220 USD
View
A
Retailer 5
-
$3,229 USD
View
A
Retailer 6
-
$3,287 USD
View
Final sale: no returns
A
Retailer 7
-
$3,329 USD
View
A
Retailer 8
-
$3,532 USD
£2,781 GBP
View
B+
Retailer 9
-
$3,562 USD
View
B+
Retailer 10
-
$3,562 USD
View
B+
Retailer 11
-
$3,699 USD
View
B+
Retailer 12
-
$3,707 USD
View
B+
Retailer 13
-
$3,722 USD
£2,931 GBP
View
B+
Retailer 14
-
$3,736 USD
SGD 5,049 SGD
View
B+
Retailer 15
-
$3,780 USD
View
B+
Retailer 16
-
$4,110 USD
View
B+
Retailer 17
-
$4,163 USD
€3,965 EUR
View
B
Retailer 18
-
$5,988 USD
£4,715 GBP
View
B
Retailer 19
-
$6,205 USD
View
Most Expensive
B
Queensmith
2566223748 · Oct 28
$6,388 USD
£5,030 GBP
View
19 more retailers have this diamond
Prices start from $2,662 USDSave up to $3,726 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
$2,662 USD