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Round|Natural|GIA

1.55ct D I1 Round Natural Diamond

EX • D/I1 • GIA 6515484850

Certificate GIA 6515484850

Diamond specifications and retailer prices

From £3,824 GBP
$5,124 USD
As of November 1, 2026
Save £946 GBP (20%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £4,770 GBP at Yorxs · As of November 1, 2026
View at Yorxs

About this 1.55ct natural round diamond

This 1.55ct natural round sits in the one-and-a-half to two carat band, graded D colour (colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 6515484850. Listed at 4 retailers as of November 1, 2026, with prices from £3,824 to £4,770, a £946 spread on the same certified stone. Yorxs lists it at £4,770. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
D
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6515484850
Dimensions7.41 × 7.45 × 4.56 mm
L/W Ratio1.01
Star length55%
Lower girdle75%
Top View
7.41 mm7.45 mm1.55 ctD / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6515484850
Side View
Table 57.0%Crown 34°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.3%

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 1
Current: £4,385 GBP|Low: £3,313 GBP|High: £5,228 GBP|Avg: £4,248 GBP
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Yorxs
November 1, 2026
Retailer 2£3,324 GBP
Retailer 4£3,824 GBP
Retailer 5£3,881 GBP
Retailer 1£4,385 GBP
Retailer 3£4,385 GBP
Yorxs£4,770 GBP
Retailer 6£5,228 GBP

40 data points across 7 retailers

4 retailers£3,824 GBP to £4,770 GBP

Retailer 1
-
£3,324 GBP
₹424,152 INR
Price last confirmed 9 days ago
A
Retailer 2
-
£3,824 GBP
$5,124 USD
View
B+
Retailer 3
-
£4,385 GBP
$5,876 USD
View
Most Expensive
B+
Yorxs
DE5F16644 · Nov 1
£4,770 GBP
€6,087 EUR
View
3 more retailers have this diamond
Prices start from £3,824 GBPSave up to £946 GBP

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
1.55ct Round
£3,824 GBP