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Round|Natural|GIA

1.55ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 2554628290

Certificate GIA 2554628290

Diamond specifications and retailer prices

From ₹6,11,137 INR
As of November 7, 2026
Save ₹5,65,680 INR (48%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: ₹11,76,818 INR at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

About this 1.55ct natural round diamond

This 1.55ct natural round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2554628290. Listed at 10 retailers as of November 2, 2026, with prices from ₹6,11,137 to ₹11,76,818, a ₹5,65,680 spread on the same certified stone. NZ Jewellers lists it at ₹11,76,818. 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

1.55
Carat
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 2554628290
Dimensions7.34 × 7.39 × 4.62 mm
L/W Ratio1.01
Girdle conditionSlightly Thick
Key to symbols
Crystal, Feather, Needle
Top View
7.34 mm7.39 mm1.55 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2554628290
Side View
Table 58.0%Crown 34.5°Girdle: STK-STKPavilion 41.6°Culet: NoneDepth 62.7%

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 7
Current: ₹11,76,818 INR|Low: ₹5,60,233 INR|High: ₹11,76,818 INR|Avg: ₹7,46,865 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
November 7, 2026
Retailer 3₹5,60,233 INR
Retailer 6₹6,11,137 INR
Retailer 13₹6,14,049 INR
Retailer 2₹6,83,738 INR
Retailer 10₹7,03,649 INR
Retailer 9₹7,05,433 INR
Retailer 7₹7,10,880 INR
Retailer 5₹7,66,199 INR
Retailer 12₹7,87,707 INR
Retailer 8₹7,91,933 INR
Retailer 4₹8,92,240 INR
Retailer 11₹9,90,668 INR
NZ Jewellers₹11,76,818 INR

15 data points across 13 retailers

10 retailers₹6,11,137 INR to ₹11,76,818 INR

Retailer 1
-
₹5,60,233 INR
Price last confirmed 20 days ago
B+
Retailer 2
-
₹6,11,137 INR
View
B+
Retailer 3
-
₹6,83,738 INR
View
B+
Retailer 4
-
₹7,03,649 INR
View
B+
Retailer 5
-
₹7,05,433 INR
View
B+
Retailer 6
-
₹7,10,880 INR
View
B
Retailer 7
-
₹7,87,707 INR
View
B+
Retailer 8
-
₹7,91,933 INR
View
B
Retailer 9
-
₹9,90,668 INR
View
Most Expensive
B
NZ Jewellers
487b5f42-6e04-4b45-8b32-98f9a897b104 · Nov 2
₹11,76,818 INR
$12,530 USD
View
9 more retailers have this diamond
Prices start from ₹6,11,137 INRSave up to ₹5,65,680 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+
1.55ct Round
₹6,11,137 INR