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Round|Natural|GIA

1.55ct M SI1 Round Natural Diamond

GD • M/SI1 • GIA 6127528766

Certificate GIA 6127528766

Diamond specifications and retailer prices

From ₹4,28,561 INR
As of November 4, 2026
Save ₹1,71,014 INR (29%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: ₹5,99,575 INR at Cape Diamonds · As of November 5, 2026
View at Cape Diamonds

About this 1.55ct natural round diamond

This 1.55ct natural round sits in the one-and-a-half to two carat band, graded M colour (faint-tinted) and SI1 clarity (slightly-included), with a standard cut grade and certified by GIA 6127528766. Listed at 7 retailers as of November 4, 2026, with prices from ₹4,28,561 to ₹5,99,575, a ₹1,71,014 spread on the same certified stone. Cape Diamonds lists it at ₹5,99,575. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.55
Carat
M
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle37.5°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 6127528766
Dimensions7.17 × 7.20 × 4.69 mm
L/W Ratio1.00
Key to symbols
Feather, Crystal, Indented Natural
Top View
7.17 mm7.20 mm1.55 ctM / SI1
OriginNatural
CutGood
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6127528766
Side View
Table 59.0%Crown 37.5°Girdle: STK-THKPavilion 41.8°Culet: NoneDepth 65.3%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: ₹5,99,575 INR|Low: ₹4,28,561 INR|High: ₹6,04,026 INR|Avg: ₹5,05,578 INR|+1.4%
Cape Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 5₹4,28,561 INR
Retailer 4₹4,56,716 INR
Retailer 3₹5,21,341 INR
Retailer 2₹5,35,040 INR
Cape Diamonds₹5,99,575 INR

39 data points across 5 retailers

7 retailers₹4,28,561 INR to ₹5,99,575 INR

B
Cheapest Retailer
-
₹4,28,561 INR
B
Retailer 2
-
₹4,56,716 INR
View
B
Retailer 3
-
₹4,61,535 INR
View
C
Retailer 4
-
₹5,05,751 INR
View
C
Retailer 5
-
₹5,21,341 INR
View
C
Retailer 6
-
₹5,35,040 INR
View
Most Expensive
C
Cape Diamonds
cert_6127528766 · Nov 5
₹5,99,575 INR
ZAR 102,521 ZAR
View
6 more retailers have this diamond
Prices start from ₹4,28,561 INRSave up to ₹1,71,014 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
₹4,28,561 INR