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Marquise|Natural|GIA

1.23ct J SI1 Marquise Natural Diamond

EX • J/SI1 • GIA 6243044009

Certificate GIA 6243044009

Diamond specifications and retailer prices

From ₹3,10,969 INR
As of November 6, 2026
Save ₹3,46,493 INR (53%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: ₹6,57,463 INR at MOH London · As of November 4, 2026
View at MOH London

About this 1.23ct natural marquise diamond

This 1.23ct 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 6243044009. Listed at 10 retailers as of November 4, 2026, with prices from ₹3,10,969 to ₹6,57,463, a ₹3,46,493 spread on the same certified stone. MOH London lists it at ₹6,57,463. 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

1.23
Carat
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6243044009
Dimensions10.73 × 5.65 × 3.58 mm
L/W Ratio1.90
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Crystal
Top View
10.73 mm5.65 mm1.23 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6243044009
Side View
Table 60.0%CrownGirdle: STK-THKPavilionCulet: 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 6
Current: ₹6,57,463 INR|Low: ₹3,10,969 INR|High: ₹6,67,124 INR|Avg: ₹4,33,128 INR|-1.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 11₹3,10,969 INR
Retailer 3₹3,51,355 INR
Retailer 5₹3,59,901 INR
Retailer 7₹3,70,890 INR
Retailer 4₹4,12,027 INR
Retailer 9₹4,12,027 INR
Retailer 6₹4,23,297 INR
Retailer 10₹4,42,739 INR
Retailer 2₹4,66,970 INR
Retailer 8₹6,04,281 INR
MOH London₹6,57,463 INR

18 data points across 11 retailers

10 retailers₹3,10,969 INR to ₹6,57,463 INR

B+
Cheapest Retailer
-
₹3,10,969 INR
B
Retailer 2
-
₹3,51,355 INR
View
B
Retailer 3
-
₹3,59,901 INR
View
B
Retailer 4
-
₹3,70,890 INR
View
B
Retailer 5
-
₹4,12,027 INR
View
B
Retailer 6
-
₹4,12,027 INR
View
B
Retailer 7
-
₹4,23,297 INR
View
B
Retailer 8
-
₹4,66,970 INR
View
B
Retailer 9
-
₹6,04,281 INR
View
Most Expensive
B
MOH London
81CE3D562 · Nov 4
₹6,57,463 INR
£5,512 GBP
View
9 more retailers have this diamond
Prices start from ₹3,10,969 INRSave up to ₹3,46,493 INR

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+
1.23ct Marquise
₹3,10,969 INR