Oval|Natural|GIA

1.20ct I SI1 Oval Natural Diamond

ID • I/SI1 • GIA 2547347647

Certificate GIA 2547347647

Diamond specifications and retailer prices

From $4,086 NZD
As of November 6, 2026
Save $7,160 NZD (64%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $11,246 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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2547347647. Listed at 21 retailers as of November 5, 2026, with prices from $4,086 to $11,246, a $7,160 spread on the same certified stone. NZ Jewellers lists it at $11,246. 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
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2547347647
Dimensions8.18 × 5.93 × 3.71 mm
L/W Ratio1.38
Top View
8.18 mm5.93 mm1.20 ctI / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2547347647
Side View
Table 62.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 62.5%

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 6
Current: $11,246 NZD|Low: $4,086 NZD|High: $11,350 NZD|Avg: $6,141 NZD|-0.9%
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
Retailer 18
November 7, 2026
Retailer 6$4,086 NZD
Retailer 11$4,252 NZD
Retailer 15$4,862 NZD
Retailer 17$4,898 NZD
Retailer 9$4,964 NZD
Retailer 12$5,217 NZD
Retailer 18$5,379 NZD
Retailer 10$5,430 NZD
Retailer 3$5,585 NZD
Retailer 7$5,635 NZD
Retailer 13$5,690 NZD
Retailer 2$5,693 NZD
Retailer 4$5,845 NZD
Retailer 5$6,205 NZD
Retailer 8$6,296 NZD
Retailer 14$6,564 NZD
Retailer 16$8,971 NZD
NZ Jewellers$11,246 NZD

23 data points across 18 retailers

21 retailers$4,086 NZD to $11,246 NZD

A
Cheapest Retailer
-
$4,086 NZD
A
Retailer 2
-
$4,252 NZD
View
B+
Retailer 3
-
$4,862 NZD
View
B+
Retailer 4
-
$4,898 NZD
View
B+
Retailer 5
-
$4,964 NZD
View
Final sale: no returns
B+
Retailer 6
-
$5,161 NZD
View
B+
Retailer 7
-
$5,168 NZD
View
B+
Retailer 8
-
$5,217 NZD
View
B+
Retailer 9
-
$5,379 NZD
View
Retailer 10
-
$5,430 NZD
View
Price last confirmed 9 days ago
B+
Retailer 11
-
$5,585 NZD
View
B+
Retailer 12
-
$5,635 NZD
View
B+
Retailer 13
-
$5,690 NZD
View
B+
Retailer 14
-
$5,693 NZD
View
B+
Retailer 15
-
$5,845 NZD
View
Retailer 16
-
$5,852 NZD
View
Price last confirmed 31 days ago
B+
Retailer 17
-
$6,205 NZD
View
B+
Retailer 18
-
$6,296 NZD
View
B+
Retailer 19
-
$6,564 NZD
View
B
Retailer 20
-
$8,971 NZD
View
Most Expensive
B
NZ Jewellers
8a318df7-e0d3-4331-9d7f-47a1fcfa4d35 · Nov 5
$11,246 NZD
$6,234 USD
View
20 more retailers have this diamond
Prices start from $4,086 NZDSave up to $7,160 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
$4,086 NZD