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Round|Natural|GIA

1.20ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 6551882557

Certificate GIA 6551882557

Diamond specifications and retailer prices

From $3,604 NZD
SGD 2,745 SGD
As of October 31, 2026
Save $3,793 NZD (51%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $7,397 NZD at Wholesale Diamonds Direct · As of October 26, 2026
View at Wholesale Diamonds Direct

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 top-tier cut grade and certified by GIA 6551882557. Listed at 11 retailers as of October 26, 2026, with prices from $3,604 to $7,397, a $3,793 spread on the same certified stone. Wholesale Diamonds Direct lists it at $7,397. 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
F
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6551882557
Dimensions6.76 × 6.79 × 4.22 mm
L/W Ratio1.00
Culet sizeNone
Top View
6.76 mm6.79 mm1.20 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6551882557
Side View
Table 54.0%Crown 34.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.2%

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: Oct 31
Current: $4,857 NZD|Low: $3,604 NZD|High: $7,838 NZD|Avg: $5,356 NZD|-4.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Wholesale Diamonds Direct
November 2, 2026
Retailer 7$3,604 NZD
Retailer 4$4,450 NZD
Retailer 6$4,527 NZD
Retailer 1$4,857 NZD
Retailer 2$4,929 NZD
Retailer 9$5,021 NZD
Retailer 8$5,310 NZD
Retailer 10$5,519 NZD
Retailer 5$5,746 NZD
Retailer 3$5,813 NZD
Wholesale Diamonds Direct$7,397 NZD

38 data points across 11 retailers

11 retailers$3,604 NZD to $7,397 NZD

A
Cheapest Retailer
-
$3,604 NZD
SGD 2,745 SGD
A
Retailer 2
-
$4,450 NZD
$2,508 USD
View
A
Retailer 3
-
$4,527 NZD
$2,551 USD
View
A
Retailer 4
-
$4,857 NZD
£2,155 GBP
View
A
Retailer 5
-
$4,929 NZD
SGD 3,754 SGD
View
A
Retailer 6
-
$5,021 NZD
$2,830 USD
View
A
Retailer 7
-
$5,310 NZD
$2,993 USD
View
A
Retailer 8
-
$5,519 NZD
$3,110 USD
View
A
Retailer 9
-
$5,746 NZD
£2,550 GBP
View
B+
Retailer 10
-
$5,813 NZD
€3,120 EUR
View
Most Expensive
B+
Wholesale Diamonds Direct
271989813 · Oct 26
$7,397 NZD
$4,169 USD
View
10 more retailers have this diamond
Prices start from $3,604 NZDSave up to $3,793 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
$3,604 NZD