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Oval|Natural|GIA

1.20ct E SI1 Oval Natural Diamond

ID • E/SI1 • GIA 1515903208

Certificate GIA 1515903208

Diamond specifications and retailer prices

From $6,043 NZD
As of November 1, 2026
Save $7,551 NZD (56%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $13,594 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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1515903208. Listed at 19 retailers as of November 1, 2026, with prices from $6,043 to $13,594, a $7,551 spread on the same certified stone. NZ Jewellers lists it at $13,594. 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
E
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1515903208
Dimensions8.40 × 5.95 × 3.74 mm
L/W Ratio1.41
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Crystal, Cloud, Needle, Knot, Indented Natural
Top View
8.40 mm5.95 mm1.20 ctE / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1515903208
Side View
Table 62.0%CrownGirdle: THN-THKPavilionCulet: NoneDepth 62.9%

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 1
Current: $13,594 NZD|Low: $6,043 NZD|High: $14,002 NZD|Avg: $8,662 NZD|-2.9%
NZ Jewellers
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
November 6, 2026
Retailer 16$6,043 NZD
Retailer 4$6,346 NZD
Retailer 7$6,525 NZD
Retailer 13$6,747 NZD
Retailer 17$7,055 NZD
Retailer 3$7,069 NZD
Retailer 14$7,069 NZD
Retailer 5$7,161 NZD
Retailer 9$7,281 NZD
Retailer 2$7,569 NZD
Retailer 10$7,856 NZD
Retailer 6$8,157 NZD
Retailer 15$8,828 NZD
Retailer 11$9,519 NZD
Retailer 12$12,393 NZD
Retailer 8$12,851 NZD
NZ Jewellers$13,594 NZD

26 data points across 17 retailers

19 retailers$6,043 NZD to $13,594 NZD

A
Cheapest Retailer
-
$6,043 NZD
A
Retailer 2
-
$6,346 NZD
View
A
Retailer 3
-
$6,525 NZD
View
Final sale: no returns
A
Retailer 4
-
$6,747 NZD
View
B+
Retailer 5
-
$7,055 NZD
View
B+
Retailer 6
-
$7,069 NZD
View
B+
Retailer 7
-
$7,069 NZD
View
B+
Retailer 8
-
$7,161 NZD
View
Retailer 9
-
$7,281 NZD
View
Price last confirmed 12 days ago
B+
Retailer 10
-
$7,506 NZD
View
B+
Retailer 11
-
$7,569 NZD
View
B+
Retailer 12
-
$7,856 NZD
View
B+
Retailer 13
-
$8,157 NZD
View
Retailer 14
-
$8,608 NZD
View
Price last confirmed 28 days ago
B+
Retailer 15
-
$8,828 NZD
View
B+
Retailer 16
-
$9,519 NZD
View
B
Retailer 17
-
$12,393 NZD
View
Retailer 18
-
$12,851 NZD
View
Price last confirmed 9 days ago
Most Expensive
B
NZ Jewellers
5d276a46-e29b-4ca2-98d0-e2024232f331 · Nov 5
$13,594 NZD
$7,536 USD
View
18 more retailers have this diamond
Prices start from $6,043 NZDSave up to $7,551 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
$6,043 NZD