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Round|Natural|GIA

1.20ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 5563279764

Certificate GIA 5563279764

Diamond specifications and retailer prices

From $4,280 NZD
As of November 6, 2026
Save $5,634 NZD (57%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $10,833 NZD at Queensmith · As of October 28, 2026
View at Queensmith

About this 1.2ct natural round diamond

This 1.2ct natural round sits in the classic one-carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5563279764. Listed at 20 retailers as of November 5, 2026, with a 132% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 5563279764
Dimensions6.76 × 6.80 × 4.19 mm
L/W Ratio1.01
Girdle conditionFaceted
Key to symbols
Crystal, Feather, Cavity, Indented Natural, Needle
Top View
6.76 mm6.80 mm1.20 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5563279764
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.8%

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 6
Current: $10,833 NZD|Low: $4,280 NZD|High: $10,878 NZD|Avg: $6,681 NZD|+2.8%
Queensmith
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
November 6, 2026
Retailer 13$4,280 NZD
Retailer 10$4,472 NZD
Retailer 2$4,993 NZD
Retailer 11$5,376 NZD
Retailer 4$5,691 NZD
Retailer 14$5,691 NZD
Retailer 8$5,851 NZD
Retailer 3$5,910 NZD
Retailer 7$5,963 NZD
Retailer 5$6,566 NZD
Retailer 9$6,609 NZD
Retailer 12$9,490 NZD
Retailer 6$9,914 NZD
Queensmith$10,833 NZD

25 data points across 14 retailers

20 retailers$4,280 NZD to $9,914 NZD

A
Cheapest Retailer
-
$4,280 NZD
A
Retailer 2
-
$4,472 NZD
View
A
Retailer 3
-
$4,993 NZD
View
A
Retailer 4
-
$5,168 NZD
View
A
Retailer 5
-
$5,205 NZD
View
A
Retailer 6
-
$5,251 NZD
View
Final sale: no returns
A
Retailer 7
-
$5,262 NZD
View
A
Retailer 8
-
$5,376 NZD
View
A
Retailer 9
-
$5,691 NZD
View
Retailer 10
-
$5,691 NZD
View
Price last confirmed 8 days ago
A
Retailer 11
-
$5,746 NZD
View
A
Retailer 12
-
$5,851 NZD
View
A
Retailer 13
-
$5,910 NZD
View
A
Retailer 14
-
$5,945 NZD
View
A
Retailer 15
-
$5,963 NZD
View
B+
Retailer 16
-
$6,566 NZD
View
B+
Retailer 17
-
$6,609 NZD
View
B+
Retailer 18
-
$9,490 NZD
View
B
Retailer 19
-
$9,914 NZD
View
Most Expensive
Queensmith
5563279764 · Oct 28
$10,833 NZD
£4,795 GBP
View
Price last confirmed 8 days ago
19 more retailers have this diamond
Prices start from $4,280 NZDSave up to $5,634 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 Round
$4,280 NZD