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Round|Natural|GIA

0.45ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 6445993327

Certificate GIA 6445993327

Diamond specifications and retailer prices

From ₹16,718 INR
As of November 6, 2026
Save ₹37,380 INR (69%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: ₹1,25,383 INR at NZ Jewellers · As of September 28, 2026
View at NZ Jewellers

About this 0.45ct natural round diamond

This 0.45ct natural round sits in the sub-half-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6445993327. Listed at 17 retailers as of November 4, 2026, with a 224% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

0.45
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle33.5°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 6445993327
Dimensions4.91 × 4.85 × 3.03 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Top View
4.91 mm4.85 mm0.45 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6445993327
Side View
Table 61.0%Crown 33.5°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 62.1%

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: ₹16,718 INR|Low: ₹16,718 INR|High: ₹59,076 INR|Avg: ₹32,953 INR|-11.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 6, 2026
Retailer 1₹16,718 INR
Retailer 10₹18,220 INR
Retailer 4₹20,381 INR
Retailer 6₹25,640 INR
Retailer 2₹28,552 INR
Retailer 5₹31,933 INR
Retailer 9₹33,905 INR
Retailer 12₹35,690 INR
Retailer 7₹36,065 INR
Retailer 3₹36,159 INR
Retailer 11₹36,535 INR
Retailer 8₹41,231 INR
Retailer 13₹54,098 INR

25 data points across 13 retailers

17 retailers₹16,718 INR to ₹54,098 INR

A
Cheapest Retailer
-
₹16,718 INR
A
Retailer 2
-
₹18,220 INR
View
A
Retailer 3
-
₹20,381 INR
View
A
Retailer 4
-
₹25,640 INR
View
A
Retailer 5
-
₹28,552 INR
View
Retailer 6
-
₹30,524 INR
View
Price last confirmed 38 days ago
Retailer 7
-
₹31,933 INR
View
Price last confirmed 14 days ago
Retailer 8
-
₹32,402 INR
View
Price last confirmed 51 days ago
A
Retailer 9
-
₹33,905 INR
View
A
Retailer 10
-
₹35,690 INR
View
B+
Retailer 11
-
₹36,065 INR
View
A
Retailer 12
-
₹36,159 INR
View
A
Retailer 13
-
₹36,535 INR
View
Retailer 14
-
₹36,911 INR
View
Price last confirmed 38 days ago
A
Retailer 15
-
₹41,231 INR
View
B+
Retailer 16
-
₹54,098 INR
View
Most Expensive
NZ Jewellers
b6300624-bdf0-44b2-8c56-d6e8312c65ea · Sep 28
₹1,25,383 INR
$1,335 USD
View
Price last confirmed 39 days ago
16 more retailers have this diamond
Prices start from ₹16,718 INRSave up to ₹37,380 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
0.45ct Round
₹16,718 INR