CaratHunter
Plans
Marquise|Natural|IGI

1.00ct K SI1 Marquise Natural Diamond

EX • K/SI1 • IGI 689598873

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 689598873

Diamond specifications and retailer prices

From ₹1,44,637 INR
As of November 4, 2026
Save ₹2,35,927 INR (62%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: ₹3,80,564 INR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural marquise diamond

This 1ct natural marquise sits in the classic one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 689598873. Listed at 16 retailers as of November 5, 2026, with prices from ₹1,44,637 to ₹3,80,564, a ₹2,35,927 spread on the same certified stone. NZ Jewellers lists it at ₹3,80,564. 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

1.00
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.3°
OriginNatural
Grading LabIGI
CertificateIGI 689598873
Dimensions10.77 × 5.18 × 3.15 mm
L/W Ratio2.08
Girdle conditionFaceted
Top View
10.77 mm5.18 mm1.00 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 689598873
Side View
Table 60.0%Crown 34.3°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 60.8%

Caratlytics Score

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

Price History

Last verified: Nov 4
Current: ₹3,80,564 INR|Low: ₹1,44,637 INR|High: ₹3,80,564 INR|Avg: ₹1,87,104 INR
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
November 6, 2026
Retailer 6₹1,44,637 INR
Retailer 14₹1,44,637 INR
Retailer 11₹1,45,106 INR
Retailer 2₹1,51,305 INR
Retailer 8₹1,53,559 INR
Retailer 5₹1,56,001 INR
Retailer 7₹1,56,001 INR
Retailer 15₹1,63,233 INR
Retailer 16₹1,63,233 INR
Retailer 3₹1,68,774 INR
Retailer 9₹1,76,006 INR
Retailer 4₹1,80,045 INR
Retailer 10₹1,90,376 INR
Retailer 12₹2,12,259 INR
Retailer 13₹2,73,307 INR
NZ Jewellers₹3,80,564 INR

24 data points across 16 retailers

16 retailers₹1,44,637 INR to ₹3,80,564 INR

A
Cheapest Retailer
-
₹1,44,637 INR
A
Retailer 2
-
₹1,44,637 INR
View
A
Retailer 3
-
₹1,45,106 INR
View
A
Retailer 4
-
₹1,51,305 INR
View
A
Retailer 5
-
₹1,53,559 INR
View
Retailer 6
-
₹1,56,001 INR
View
Price last confirmed 22 days ago
A
Retailer 7
-
₹1,56,001 INR
View
B+
Retailer 8
-
₹1,63,233 INR
View
B+
Retailer 9
-
₹1,63,233 INR
View
B+
Retailer 10
-
₹1,68,774 INR
View
B+
Retailer 11
-
₹1,76,006 INR
View
B+
Retailer 12
-
₹1,80,045 INR
View
B+
Retailer 13
-
₹1,90,376 INR
View
B+
Retailer 14
-
₹2,12,259 INR
View
B
Retailer 15
-
₹2,73,307 INR
View
Most Expensive
C
NZ Jewellers
ebedcac4-57b0-4921-9ad9-c20506f08906 · Nov 5
₹3,80,564 INR
$4,052 USD
View
15 more retailers have this diamond
Prices start from ₹1,44,637 INRSave up to ₹2,35,927 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
1.00ct Marquise
₹1,44,637 INR