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Oval|Natural|GIA

1.20ct K SI2 Oval Natural Diamond

ID • K/SI2 • GIA 6542591442

Certificate GIA 6542591442

Diamond specifications and retailer prices

From $1,669 SGD
As of November 5, 2026
Save $2,400 SGD (59%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $4,069 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.2ct natural oval diamond

This 1.2ct natural oval sits in the classic one-carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6542591442. Listed at 11 retailers as of November 5, 2026, with prices from $1,669 to $4,069, a $2,400 spread on the same certified stone. NZ Jewellers lists it at $4,069. 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
K
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle37.1°
Pavilion angle37.9°
OriginNatural
Grading LabGIA
CertificateGIA 6542591442
Dimensions8.20 × 5.86 × 3.74 mm
L/W Ratio1.40
Top View
8.20 mm5.86 mm1.20 ctK / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 6542591442
Side View
Table 62.0%Crown 37.1°Girdle: THK-VTKPavilion 37.9°Culet: NoneDepth 63.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $1,706 SGD|Low: $1,705 SGD|High: $3,093 SGD|Avg: $2,110 SGD|-1.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 1$1,706 SGD
Retailer 5$1,746 SGD
Retailer 6$1,867 SGD
Retailer 2$1,887 SGD
Retailer 4$2,327 SGD
Retailer 3$3,048 SGD

44 data points across 6 retailers

11 retailers$1,669 SGD to $4,069 SGD

A
Cheapest Retailer
-
$1,669 SGD
Retailer 2
-
$1,669 SGD
View
Price last confirmed 8 days ago
A
Retailer 3
-
$1,706 SGD
View
A
Retailer 4
-
$1,746 SGD
View
A
Retailer 5
-
$1,840 SGD
View
A
Retailer 6
-
$1,867 SGD
View
A
Retailer 7
-
$1,887 SGD
View
A
Retailer 8
-
$1,925 SGD
View
B+
Retailer 9
-
$2,327 SGD
View
B+
Retailer 10
-
$3,048 SGD
View
Most Expensive
B
NZ Jewellers
a8ea30a5-4399-4ff7-a0bc-13766b5aca26 · Nov 5
$4,069 SGD
$3,175 USD
View
10 more retailers have this diamond
Prices start from $1,669 SGDSave up to $2,400 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 Oval
$1,669 SGD