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Round|Natural|GIA

1.20ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 1419051647

Certificate GIA 1419051647

Diamond specifications and retailer prices

From $5,332 NZD
As of November 6, 2026
Save $8,612 NZD (62%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $13,945 NZD at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

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 1419051647. Listed at 14 retailers as of November 5, 2026, with prices from $5,332 to $13,945, a $8,612 spread on the same certified stone. Diamond Quarter lists it at $13,945. 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
FluorescenceVery Strong
Crown angle35.5°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 1419051647
Dimensions6.81 × 6.77 × 4.26 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Feather, Cloud, Crystal, Indented Natural, Needle
Top View
6.81 mm6.77 mm1.20 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceVery Strong
CertificateGIA 1419051647
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.7%

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: $6,866 NZD|Low: $5,195 NZD|High: $12,575 NZD|Avg: $7,610 NZD|-4.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 6, 2026
Retailer 10$5,332 NZD
Retailer 7$5,583 NZD
Retailer 13$5,998 NZD
Retailer 4$6,499 NZD
Retailer 12$6,499 NZD
Retailer 11$6,750 NZD
Retailer 1$6,866 NZD
Retailer 6$7,221 NZD
Retailer 5$7,499 NZD
Retailer 8$7,614 NZD
Retailer 2$8,119 NZD
Retailer 9$11,996 NZD
Retailer 3$12,499 NZD

40 data points across 13 retailers

14 retailers$5,332 NZD to $13,945 NZD

A
Cheapest Retailer
-
$5,332 NZD
A
Retailer 2
-
$5,583 NZD
View
A
Retailer 3
-
$5,998 NZD
View
Final sale: no returns
Retailer 4
-
$6,499 NZD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$6,499 NZD
View
B+
Retailer 6
-
$6,750 NZD
View
B+
Retailer 7
-
$6,866 NZD
View
B+
Retailer 8
-
$7,221 NZD
View
B+
Retailer 9
-
$7,499 NZD
View
B+
Retailer 10
-
$7,614 NZD
View
Retailer 11
-
$8,119 NZD
View
Price last confirmed 14 days ago
B
Retailer 12
-
$11,996 NZD
View
B
Retailer 13
-
$12,499 NZD
View
Most Expensive
B
Diamond Quarter
1.2SI2D14474D8AN · Nov 5
$13,945 NZD
£6,087 GBP
View
13 more retailers have this diamond
Prices start from $5,332 NZDSave up to $8,612 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
$5,332 NZD