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Round|Natural|GIA

1.20ct F SI2 Round Natural Diamond

VG • F/SI2 • GIA 6411572220

Certificate GIA 6411572220

Diamond specifications and retailer prices

From $3,793 NZD
HK$16,700 HKD
As of November 1, 2026
Save $6,842 NZD (64%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $10,635 NZD at NZ Jewellers · As of October 30, 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 F colour (colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by GIA 6411572220. Listed at 16 retailers as of October 30, 2026, with prices from $3,793 to $10,635, a $6,842 spread on the same certified stone. NZ Jewellers lists it at $10,635. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.20
Carat
F
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 6411572220
Dimensions6.78 × 6.71 × 4.22 mm
L/W Ratio1.01
Top View
6.78 mm6.71 mm1.20 ctF / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceStrong
CertificateGIA 6411572220
Side View
Table 57.0%CrownGirdle: MED-SLIPavilionCulet: NoneDepth 62.6%

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 1
Current: $10,635 NZD|Low: $3,747 NZD|High: $10,635 NZD|Avg: $5,617 NZD
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
November 2, 2026
Retailer 12$3,793 NZD
Retailer 4$4,555 NZD
Retailer 2$4,624 NZD
Retailer 3$4,695 NZD
Retailer 5$4,698 NZD
Retailer 13$5,087 NZD
Retailer 15$5,087 NZD
Retailer 6$5,181 NZD
Retailer 8$5,270 NZD
Retailer 14$5,282 NZD
Retailer 9$5,406 NZD
Retailer 7$5,694 NZD
Retailer 16$5,869 NZD
Retailer 11$5,930 NZD
Retailer 10$8,506 NZD
NZ Jewellers$10,635 NZD

29 data points across 16 retailers

16 retailers$3,793 NZD to $10,635 NZD

A
Cheapest Retailer
-
$3,793 NZD
HK$16,700 HKD
B+
Retailer 2
-
$4,555 NZD
$2,567 USD
View
A
Retailer 3
-
$4,624 NZD
£2,052 GBP
View
B+
Retailer 4
-
$4,695 NZD
$2,646 USD
View
Final sale: no returns
B+
Retailer 5
-
$4,698 NZD
$2,648 USD
View
A
Retailer 6
-
$5,087 NZD
$2,867 USD
View
A
Retailer 7
-
$5,087 NZD
$2,867 USD
View
B+
Retailer 8
-
$5,181 NZD
$2,920 USD
View
B+
Retailer 9
-
$5,270 NZD
SGD 4,014 SGD
View
B+
Retailer 10
-
$5,282 NZD
$2,977 USD
View
B+
Retailer 11
-
$5,406 NZD
£2,399 GBP
View
B+
Retailer 12
-
$5,869 NZD
$3,308 USD
View
B+
Retailer 13
-
$5,930 NZD
€3,183 EUR
View
B
Retailer 14
-
$8,506 NZD
£3,775 GBP
View
B
Retailer 15
-
$9,632 NZD
£4,274 GBP
View
Most Expensive
B
NZ Jewellers
bd4cff01-ab87-4373-8acc-31fb0f6c1020 · Oct 30
$10,635 NZD
$5,994 USD
View
15 more retailers have this diamond
Prices start from $3,793 NZDSave up to $6,842 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
$3,793 NZD