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Oval|Natural|GIA

1.20ct I SI2 Oval Natural Diamond

EX • I/SI2 • GIA 2536156670

Certificate GIA 2536156670

Diamond specifications and retailer prices

From $5,814 NZD
As of November 4, 2026
Save $7,364 NZD (56%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $13,177 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 I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2536156670. Listed at 20 retailers as of November 4, 2026, with prices from $5,814 to $13,177, a $7,364 spread on the same certified stone. NZ Jewellers lists it at $13,177. 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
I
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2536156670
Dimensions8.35 × 5.85 × 3.69 mm
L/W Ratio1.43
Top View
8.35 mm5.85 mm1.20 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2536156670
Side View
Table 59.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 63.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $8,040 NZD|Low: $5,742 NZD|High: $9,171 NZD|Avg: $7,336 NZD|+1.9%
Retailer 1
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
November 6, 2026
Retailer 12$5,819 NZD
Retailer 11$6,016 NZD
Retailer 9$6,083 NZD
Retailer 14$6,436 NZD
Retailer 15$6,458 NZD
Retailer 2$6,846 NZD
Retailer 13$6,851 NZD
Retailer 10$7,116 NZD
Retailer 4$7,456 NZD
Retailer 8$7,661 NZD
Retailer 6$7,739 NZD
Retailer 7$7,739 NZD
Retailer 5$7,991 NZD
Retailer 1$8,040 NZD
Retailer 3$9,171 NZD

39 data points across 15 retailers

20 retailers$5,814 NZD to $13,177 NZD

B+
Cheapest Retailer
-
$5,814 NZD
B+
Retailer 2
-
$5,819 NZD
View
B+
Retailer 3
-
$5,960 NZD
View
B+
Retailer 4
-
$6,016 NZD
View
Final sale: no returns
B+
Retailer 5
-
$6,083 NZD
View
Retailer 6
-
$6,458 NZD
View
Price last confirmed 58 days ago
B
Retailer 7
-
$6,512 NZD
View
B
Retailer 8
-
$6,846 NZD
View
B
Retailer 9
-
$6,851 NZD
View
B
Retailer 10
-
$7,116 NZD
View
B
Retailer 11
-
$7,456 NZD
View
B
Retailer 12
-
$7,456 NZD
View
B
Retailer 13
-
$7,661 NZD
View
B
Retailer 14
-
$7,739 NZD
View
B
Retailer 15
-
$7,739 NZD
View
B
Retailer 16
-
$7,906 NZD
View
B
Retailer 17
-
$8,040 NZD
View
B
Retailer 18
-
$8,897 NZD
View
B
Retailer 19
-
$10,933 NZD
View
Most Expensive
B
NZ Jewellers
5c5a12a6-0983-489b-932a-61645b0ae429 · Nov 5
$13,177 NZD
$7,305 USD
View
19 more retailers have this diamond
Prices start from $5,814 NZDSave up to $7,364 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.

B+
1.20ct Oval
$5,814 NZD