Marquise|Natural|GIA

1.20ct J SI1 Marquise Natural Diamond

EX • J/SI1 • GIA 6555703280

Certificate GIA 6555703280

Diamond specifications and retailer prices

From €2,816 EUR
₹299,603 INR
As of November 1, 2026
Save €3,709 EUR (57%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: €6,524 EUR at NZ Jewellers · As of October 30, 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 J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6555703280. Listed at 23 retailers as of October 30, 2026, with prices from €2,816 to €6,524, a €3,709 spread on the same certified stone. NZ Jewellers lists it at €6,524. 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
J
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6555703280
Dimensions10.70 × 5.36 × 3.42 mm
L/W Ratio2.00
Top View
10.70 mm5.36 mm1.20 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6555703280
Side View
Table 58.0%CrownGirdle: STK-XTKPavilionCulet: NoneDepth 63.9%

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: €6,524 EUR|Low: €2,816 EUR|High: €6,524 EUR|Avg: €3,966 EUR
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
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
November 2, 2026
Retailer 17€2,816 EUR
Retailer 9€3,197 EUR
Retailer 7€3,296 EUR
Retailer 12€3,321 EUR
Retailer 3€3,352 EUR
Retailer 15€3,429 EUR
Retailer 6€3,457 EUR
Retailer 8€3,562 EUR
Retailer 18€3,653 EUR
Retailer 21€3,745 EUR
Retailer 22€3,745 EUR
Retailer 23€3,745 EUR
Retailer 13€3,799 EUR
Retailer 11€3,877 EUR
Retailer 14€3,973 EUR
Retailer 10€4,015 EUR
Retailer 16€4,061 EUR
Retailer 2€4,238 EUR
Retailer 4€4,321 EUR
Retailer 20€4,603 EUR
Retailer 5€5,414 EUR
Retailer 19€6,262 EUR
NZ Jewellers€6,524 EUR

23 data points across 23 retailers

23 retailers€2,816 EUR to €6,524 EUR

B+
Cheapest Retailer
-
€2,816 EUR
₹299,603 INR
B
Retailer 2
-
€3,197 EUR
$3,572 USD
View
B
Retailer 3
-
€3,296 EUR
$3,682 USD
View
B
Retailer 4
-
€3,321 EUR
$3,710 USD
View
B
Retailer 5
-
€3,352 EUR
$3,745 USD
View
B
Retailer 6
-
€3,429 EUR
$3,831 USD
View
B
Retailer 7
-
€3,457 EUR
$3,862 USD
View
Final sale: no returns
B
Retailer 8
-
€3,562 EUR
$3,980 USD
View
B
Retailer 9
-
€3,653 EUR
£3,213 GBP
View
B
Retailer 10
-
€3,745 EUR
$4,184 USD
View
B
Retailer 11
-
€3,745 EUR
$4,184 USD
View
B
Retailer 12
-
€3,745 EUR
$4,184 USD
View
B
Retailer 13
-
€3,799 EUR
£3,342 GBP
View
B
Retailer 14
-
€3,877 EUR
$4,332 USD
View
B
Retailer 15
-
€3,973 EUR
$4,439 USD
View
Retailer 16
-
€4,015 EUR
A$6,901 AUD
View
Price last confirmed 29 days ago
B
Retailer 17
-
€4,061 EUR
$4,537 USD
View
B
Retailer 18
-
€4,238 EUR
View
B
Retailer 19
-
€4,321 EUR
$4,827 USD
View
B
Retailer 20
-
€4,603 EUR
ZAR 83,079 ZAR
View
B
Retailer 21
-
€5,414 EUR
$6,048 USD
View
B
Retailer 22
-
€6,262 EUR
£5,509 GBP
View
Most Expensive
B
NZ Jewellers
ac532a44-bd7d-45e3-ad64-4a41ba6839dc · Oct 30
€6,524 EUR
$7,289 USD
View
22 more retailers have this diamond
Prices start from €2,816 EURSave up to €3,709 EUR

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
€2,816 EUR