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Marquise|Natural|GIA

1.20ct F SI1 Marquise Natural Diamond

EX • F/SI1 • GIA 2564327633

Certificate GIA 2564327633

Diamond specifications and retailer prices

From $4,608 USD
HK$36,000 HKD
As of November 1, 2026
Save $5,674 USD (55%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $10,282 USD 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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2564327633. Listed at 15 retailers as of November 1, 2026, with prices from $4,608 to $10,282, a $5,674 spread on the same certified stone. NZ Jewellers lists it at $10,282. 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
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2564327633
Dimensions10.62 × 5.50 × 3.41 mm
L/W Ratio1.93
Culet sizeNone
Key to symbols
Crystal, Feather, Knot, Twinning Wisp, Cavity, Needle, Indented Natural
Top View
10.62 mm5.50 mm1.20 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2564327633
Side View
Table 60.0%CrownGirdle: VTK-ETKPavilionCulet: NoneDepth 62.0%

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: $10,282 USD|Low: $4,570 USD|High: $10,570 USD|Avg: $6,366 USD|-2.7%
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
November 2, 2026
Retailer 10$4,608 USD
Retailer 2$4,668 USD
Retailer 6$5,210 USD
Retailer 3$5,256 USD
Retailer 5$5,482 USD
Retailer 4$5,675 USD
Retailer 14$5,725 USD
Retailer 8$5,996 USD
Retailer 11$6,148 USD
Retailer 12$6,148 USD
Retailer 7$6,247 USD
Retailer 15$6,399 USD
Retailer 13$7,093 USD
Retailer 9$9,058 USD
NZ Jewellers$10,282 USD

25 data points across 15 retailers

15 retailers$4,608 USD to $10,282 USD

B+
Cheapest Retailer
-
$4,608 USD
HK$36,000 HKD
B+
Retailer 2
-
$4,668 USD
₹444,560 INR
View
B+
Retailer 3
-
$5,210 USD
View
Retailer 4
-
$5,256 USD
SGD 7,103 SGD
View
Price last confirmed 11 days ago
B+
Retailer 5
-
$5,482 USD
View
B
Retailer 6
-
$5,675 USD
View
Final sale: no returns
B
Retailer 7
-
$5,725 USD
View
B
Retailer 8
-
$5,996 USD
£4,722 GBP
View
B
Retailer 9
-
$6,148 USD
View
B
Retailer 10
-
$6,148 USD
View
Retailer 11
-
$6,247 USD
A$9,611 AUD
View
Price last confirmed 23 days ago
B
Retailer 12
-
$6,399 USD
View
B
Retailer 13
-
$7,093 USD
View
B
Retailer 14
-
$9,058 USD
£7,132 GBP
View
Most Expensive
B
NZ Jewellers
16ee0a86-0425-4dd0-b086-87179b70aa03 · Nov 3
$10,282 USD
View
14 more retailers have this diamond
Prices start from $4,608 USDSave up to $5,674 USD

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
$4,608 USD