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Round|Natural|GIA

1.20ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 6565551713

Certificate GIA 6565551713

Diamond specifications and retailer prices

From $5,009 NZD
As of November 6, 2026
Save $6,573 NZD (57%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $11,624 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 6565551713. Listed at 18 retailers as of November 5, 2026, with a 131% 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
FluorescenceNone
Crown angle36°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6565551713
Dimensions6.75 × 6.78 × 4.25 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Needle, Indented Natural, Natural
Top View
6.75 mm6.78 mm1.20 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6565551713
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.8%

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: $11,624 NZD|Low: $4,963 NZD|High: $11,624 NZD|Avg: $7,377 NZD|+0.4%
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
Retailer 15
Retailer 16
Retailer 17
November 6, 2026
Retailer 15$5,009 NZD
Retailer 13$5,209 NZD
Retailer 2$5,835 NZD
Retailer 6$6,006 NZD
Retailer 8$6,135 NZD
Retailer 10$6,322 NZD
Retailer 3$6,648 NZD
Retailer 7$6,648 NZD
Retailer 11$6,797 NZD
Retailer 4$6,904 NZD
Retailer 5$6,907 NZD
Retailer 16$7,110 NZD
Retailer 17$7,671 NZD
Retailer 12$7,722 NZD
Retailer 14$11,088 NZD
Retailer 9$11,582 NZD
Queensmith$11,624 NZD

15 data points across 17 retailers

18 retailers$5,009 NZD to $11,582 NZD

A
Cheapest Retailer
-
$5,009 NZD
A
Retailer 2
-
$5,209 NZD
View
A
Retailer 3
-
$5,835 NZD
View
A
Retailer 4
-
$6,004 NZD
View
A
Retailer 5
-
$6,006 NZD
View
A
Retailer 6
-
$6,135 NZD
View
Final sale: no returns
A
Retailer 7
-
$6,322 NZD
View
Retailer 8
-
$6,648 NZD
View
Price last confirmed 8 days ago
B+
Retailer 9
-
$6,648 NZD
View
B+
Retailer 10
-
$6,797 NZD
View
B+
Retailer 11
-
$6,904 NZD
View
B+
Retailer 12
-
$6,907 NZD
View
B+
Retailer 13
-
$7,110 NZD
View
B+
Retailer 14
-
$7,671 NZD
View
B+
Retailer 15
-
$7,722 NZD
View
B
Retailer 16
-
$11,088 NZD
View
B
Retailer 17
-
$11,582 NZD
View
Most Expensive
Queensmith
6565551713 · Oct 28
$11,624 NZD
£5,145 GBP
View
Price last confirmed 8 days ago
17 more retailers have this diamond
Prices start from $5,009 NZDSave up to $6,573 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
$5,009 NZD