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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 $2,349 NZD
As of November 5, 2026
Save $3,379 NZD (59%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $5,727 NZD 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 $2,349 to $5,727, a $3,379 spread on the same certified stone. NZ Jewellers lists it at $5,727. 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $2,401 NZD|Low: $2,399 NZD|High: $4,353 NZD|Avg: $2,970 NZD|-1.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 1$2,401 NZD
Retailer 5$2,457 NZD
Retailer 6$2,628 NZD
Retailer 2$2,655 NZD
Retailer 4$3,276 NZD
Retailer 3$4,290 NZD

44 data points across 6 retailers

11 retailers$2,349 NZD to $5,727 NZD

A
Cheapest Retailer
-
$2,349 NZD
Retailer 2
-
$2,349 NZD
View
Price last confirmed 8 days ago
A
Retailer 3
-
$2,401 NZD
View
A
Retailer 4
-
$2,457 NZD
View
A
Retailer 5
-
$2,590 NZD
View
A
Retailer 6
-
$2,628 NZD
View
A
Retailer 7
-
$2,655 NZD
View
A
Retailer 8
-
$2,709 NZD
View
B+
Retailer 9
-
$3,276 NZD
View
B+
Retailer 10
-
$4,290 NZD
View
Most Expensive
B
NZ Jewellers
a8ea30a5-4399-4ff7-a0bc-13766b5aca26 · Nov 5
$5,727 NZD
$3,175 USD
View
10 more retailers have this diamond
Prices start from $2,349 NZDSave up to $3,379 NZD

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
$2,349 NZD