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Marquise|Natural|GIA

0.51ct F SI2 Marquise Natural Diamond

EX • F/SI2 • GIA 1553998645

Certificate GIA 1553998645

Diamond specifications and retailer prices

From ₹45,645 INR
As of November 6, 2026
Save ₹1,26,416 INR (73%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: ₹1,72,061 INR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.51ct natural marquise diamond

This 0.51ct natural marquise sits in the half to three-quarter carat band, graded F 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 1553998645. Listed at 15 retailers as of November 5, 2026, with prices from ₹45,645 to ₹1,72,061, a ₹1,26,416 spread on the same certified stone. NZ Jewellers lists it at ₹1,72,061. 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

0.51
Carat
F
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceVery Strong
OriginNatural
Grading LabGIA
CertificateGIA 1553998645
Dimensions8.26 × 4.07 × 2.63 mm
L/W Ratio2.03
Key to symbols
Feather, Crystal
Top View
8.26 mm4.07 mm0.51 ctF / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceVery Strong
CertificateGIA 1553998645
Side View
Table 56.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 64.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: ₹1,72,061 INR|Low: ₹45,645 INR|High: ₹1,79,293 INR|Avg: ₹76,193 INR|+4.4%
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
November 7, 2026
Retailer 3₹45,645 INR
Retailer 4₹50,623 INR
Retailer 9₹54,849 INR
Retailer 6₹57,103 INR
Retailer 10₹59,076 INR
Retailer 14₹59,076 INR
Retailer 13₹63,302 INR
Retailer 8₹65,087 INR
Retailer 7₹66,589 INR
Retailer 5₹67,341 INR
Retailer 12₹68,656 INR
Retailer 11₹80,865 INR
Retailer 2₹1,25,947 INR
NZ Jewellers₹1,72,061 INR

29 data points across 14 retailers

15 retailers₹45,645 INR to ₹1,72,061 INR

A
Cheapest Retailer
-
₹45,645 INR
B+
Retailer 2
-
₹50,623 INR
View
Final sale: no returns
A
Retailer 3
-
₹54,849 INR
View
Retailer 4
-
₹57,103 INR
View
Price last confirmed 11 days ago
Retailer 5
-
₹58,700 INR
View
Price last confirmed 31 days ago
Retailer 6
-
₹59,076 INR
View
Price last confirmed 9 days ago
A
Retailer 7
-
₹59,076 INR
View
A
Retailer 8
-
₹63,302 INR
View
B+
Retailer 9
-
₹65,087 INR
View
A
Retailer 10
-
₹66,589 INR
View
A
Retailer 11
-
₹67,341 INR
View
B+
Retailer 12
-
₹68,656 INR
View
B+
Retailer 13
-
₹80,865 INR
View
B
Retailer 14
-
₹1,25,947 INR
View
Most Expensive
B
NZ Jewellers
ef7fecc0-6502-49dc-9721-2bf56ec24754 · Nov 5
₹1,72,061 INR
$1,832 USD
View
14 more retailers have this diamond
Prices start from ₹45,645 INRSave up to ₹1,26,416 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.

A
0.51ct Marquise
₹45,645 INR