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Round|Natural|GIA

1.53ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 6565303701

Certificate GIA 6565303701

Diamond specifications and retailer prices

From ₹3,10,839 INR
As of November 4, 2026
Save ₹74,545 INR (19%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: ₹3,85,384 INR at Blue Nile · As of November 5, 2026
View at Blue Nile

About this 1.53ct natural round diamond

This 1.53ct natural round sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6565303701. Listed at 6 retailers as of November 4, 2026, with prices from ₹3,10,839 to ₹3,85,384, a ₹74,545 spread on the same certified stone. Blue Nile lists it at ₹3,85,384. 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

1.53
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6565303701
Dimensions7.32 × 7.36 × 4.59 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Crystal, Cloud, Needle, Indented Natural, Natural
Top View
7.32 mm7.36 mm1.53 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6565303701
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.6%

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: ₹3,85,384 INR|Low: ₹2,73,992 INR|High: ₹3,85,384 INR|Avg: ₹3,50,707 INR|+0.7%
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 3₹3,10,839 INR
Retailer 5₹3,30,586 INR
Retailer 4₹3,55,623 INR
Retailer 6₹3,76,314 INR
Retailer 2₹3,76,597 INR
Blue Nile₹3,85,384 INR

26 data points across 6 retailers

6 retailers₹3,10,839 INR to ₹3,85,384 INR

A
Cheapest Retailer
-
₹3,10,839 INR
A
Retailer 2
-
₹3,30,586 INR
View
Final sale: no returns
B+
Retailer 3
-
₹3,55,623 INR
View
B+
Retailer 4
-
₹3,76,314 INR
View
B+
Retailer 5
-
₹3,76,597 INR
View
Most Expensive
B+
Blue Nile
30420837 · Nov 5
₹3,85,384 INR
$4,079 USD
View
5 more retailers have this diamond
Prices start from ₹3,10,839 INRSave up to ₹74,545 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
1.53ct Round
₹3,10,839 INR