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Round|Natural|GIA

1.20ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 1549210952

Certificate GIA 1549210952

Diamond specifications and retailer prices

From $5,264 NZD
As of November 6, 2026
Save $6,288 NZD (54%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $12,036 NZD at NZ Jewellers · As of September 28, 2026
View at NZ Jewellers

About this 1.2ct natural round diamond

This 1.2ct natural round sits in the classic one-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1549210952. Listed at 21 retailers as of November 2, 2026, with a 119% 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
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 1549210952
Dimensions6.87 × 6.83 × 4.18 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Cloud, Needle
Top View
6.87 mm6.83 mm1.20 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1549210952
Side View
Table 59.0%Crown 33°Girdle: Slightly ThickPavilion 41.4°Culet: NoneDepth 61.0%

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: $5,450 NZD|Low: $5,264 NZD|High: $11,924 NZD|Avg: $7,831 NZD|-2.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 8$5,264 NZD
Retailer 1$5,450 NZD
Retailer 6$6,140 NZD
Retailer 10$6,229 NZD
Retailer 2$6,375 NZD
Retailer 3$6,638 NZD
Retailer 4$6,952 NZD
Retailer 5$8,022 NZD
Retailer 7$11,552 NZD
Retailer 9$11,924 NZD

36 data points across 10 retailers

21 retailers$5,264 NZD to $11,552 NZD

A
Cheapest Retailer
-
$5,264 NZD
A
Retailer 2
-
$5,450 NZD
View
A
Retailer 3
-
$6,140 NZD
View
A
Retailer 4
-
$6,229 NZD
View
A
Retailer 5
-
$6,375 NZD
View
Final sale: no returns
A
Retailer 6
-
$6,409 NZD
View
B+
Retailer 7
-
$6,638 NZD
View
Retailer 8
-
$6,909 NZD
View
Price last confirmed 56 days ago
Retailer 9
-
$6,909 NZD
View
Price last confirmed 28 days ago
Retailer 10
-
$6,909 NZD
View
Price last confirmed 25 days ago
B+
Retailer 11
-
$6,927 NZD
View
B+
Retailer 12
-
$6,952 NZD
View
B+
Retailer 13
-
$7,171 NZD
View
Retailer 14
-
$7,174 NZD
View
Price last confirmed 38 days ago
Retailer 15
-
$7,971 NZD
View
Price last confirmed 60 days ago
Retailer 16
-
$7,971 NZD
View
Price last confirmed 28 days ago
B+
Retailer 17
-
$8,022 NZD
View
B
Retailer 18
-
$11,552 NZD
View
Retailer 19
-
$11,924 NZD
View
Price last confirmed 9 days ago
Retailer 20
-
$12,036 NZD
View
Price last confirmed 57 days ago
Most Expensive
NZ Jewellers
89c09f41-06d2-4a14-9e9f-37a66a309934 · Sep 28
$12,036 NZD
$6,672 USD
View
Price last confirmed 39 days ago
20 more retailers have this diamond
Prices start from $5,264 NZDSave up to $6,288 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
$5,264 NZD