Marquise|Natural|GIA

1.20ct E SI2 Marquise Natural Diamond

EX • E/SI2 • GIA 2546734734

Certificate GIA 2546734734

Diamond specifications and retailer prices

From $4,459 USD
As of November 4, 2026
Save $5,214 USD (54%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $9,673 USD at NZ Jewellers · As of November 5, 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 E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2546734734. Listed at 18 retailers as of November 4, 2026, with prices from $4,459 to $9,673, a $5,214 spread on the same certified stone. NZ Jewellers lists it at $9,673. 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
E
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2546734734
Dimensions11.63 × 5.26 × 3.34 mm
L/W Ratio2.21
Top View
11.63 mm5.26 mm1.20 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2546734734
Side View
Table 57.0%CrownGirdle: Very ThickPavilionCulet: NoneDepth 63.4%

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 4
Current: $9,673 USD|Low: $4,375 USD|High: $9,781 USD|Avg: $5,676 USD|-1.1%
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
Retailer 17
November 6, 2026
Retailer 9$4,459 USD
Retailer 8$4,665 USD
Retailer 13$4,810 USD
Retailer 14$4,836 USD
Retailer 15$4,960 USD
Retailer 6$5,202 USD
Retailer 16$5,239 USD
Retailer 7$5,298 USD
Retailer 17$5,550 USD
Retailer 11$5,640 USD
Retailer 2$5,687 USD
Retailer 4$5,767 USD
Retailer 3$5,920 USD
Retailer 5$5,920 USD
Retailer 12$6,045 USD
Retailer 10$6,110 USD
NZ Jewellers$9,673 USD

36 data points across 17 retailers

18 retailers$4,459 USD to $9,673 USD

B+
Cheapest Retailer
-
$4,459 USD
B+
Retailer 2
-
$4,665 USD
View
B+
Retailer 3
-
$4,810 USD
View
B+
Retailer 4
-
$4,836 USD
View
Final sale: no returns
B+
Retailer 5
-
$4,960 USD
View
B
Retailer 6
-
$5,202 USD
View
B+
Retailer 7
-
$5,239 USD
View
B+
Retailer 8
-
$5,298 USD
View
B+
Retailer 9
-
$5,550 USD
View
B+
Retailer 10
-
$5,640 USD
View
B+
Retailer 11
-
$5,687 USD
View
B+
Retailer 12
-
$5,767 USD
View
B
Retailer 13
-
$5,920 USD
View
B
Retailer 14
-
$5,920 USD
View
B
Retailer 15
-
$6,045 USD
View
B
Retailer 16
-
$6,110 USD
View
B
Retailer 17
-
$6,113 USD
View
Most Expensive
B
NZ Jewellers
40d2b708-0666-4130-9e82-bc1b5dafc119 · Nov 5
$9,673 USD
View
17 more retailers have this diamond
Prices start from $4,459 USDSave up to $5,214 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
$4,459 USD