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Marquise|Natural|GIA

1.20ct F I1 Marquise Natural Diamond

F/I1 • GIA 2557054863

Certificate GIA 2557054863

Diamond specifications and retailer prices

From $5,803 NZD
HK$25,500 HKD
As of November 1, 2026
Save $7,197 NZD (55%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $13,001 NZD at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1.2ct natural marquise diamond

This 1.2ct natural marquise sits in the classic one-carat band, graded F colour (colourless) and I1 clarity (included) and certified by GIA 2557054863. Listed at 8 retailers as of November 1, 2026, with prices from $5,803 to $13,001, a $7,197 spread on the same certified stone. NZ Jewellers lists it at $13,001. 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
I1
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2557054863
Dimensions10.56 × 5.47 × 3.53 mm
L/W Ratio1.93
Top View
10.56 mm5.47 mm1.20 ctF / I1
OriginNatural
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2557054863
Side View
Table 54.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 64.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $13,001 NZD|Low: $5,758 NZD|High: $13,710 NZD|Avg: $8,021 NZD|-5.2%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 3, 2026
Retailer 3$5,803 NZD
Retailer 2$5,839 NZD
Retailer 6$6,888 NZD
Retailer 7$7,057 NZD
Retailer 4$7,462 NZD
Retailer 5$7,462 NZD
Retailer 8$8,611 NZD
NZ Jewellers$13,001 NZD

46 data points across 8 retailers

8 retailers$5,803 NZD to $13,001 NZD

B+
Cheapest Retailer
-
$5,803 NZD
HK$25,500 HKD
B+
Retailer 2
-
$5,839 NZD
₹312,784 INR
View
B
Retailer 3
-
$6,888 NZD
$3,874 USD
View
Final sale: no returns
B
Retailer 4
-
$7,057 NZD
$3,969 USD
View
B
Retailer 5
-
$7,462 NZD
$4,197 USD
View
B
Retailer 6
-
$7,462 NZD
$4,197 USD
View
B
Retailer 7
-
$8,611 NZD
$4,843 USD
View
Most Expensive
C
NZ Jewellers
f13b5eee-02de-4667-80aa-2fba9d58c56d · Nov 3
$13,001 NZD
$7,312 USD
View
7 more retailers have this diamond
Prices start from $5,803 NZDSave up to $7,197 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.

B+
1.20ct Marquise
$5,803 NZD