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Radiant|Natural|GIA

0.91ct D SI2 Radiant Natural Diamond

EX • D/SI2 • GIA 5423172038

Certificate GIA 5423172038

Diamond specifications and retailer prices

From £2,203 GBP
CA$4,099 CAD
As of October 30, 2026
Save £469 GBP (18%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £2,672 GBP at 77 Diamonds · As of October 28, 2026
View at 77 Diamonds

About this 0.91ct natural radiant diamond

This 0.91ct natural radiant sits in the just-under-one-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5423172038. Listed at 2 retailers as of October 28, 2026, with prices from £2,203 to £2,672, a £469 spread on the same certified stone. 77 Diamonds lists it at £2,672. 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

0.91
Carat
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5423172038
Dimensions6.69 × 4.86 × 3.13 mm
L/W Ratio1.38
Top View
6.69 mm4.86 mm0.91 ctD / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 5423172038
Side View
Table 70.0%CrownGirdle: NUL-NULPavilionCuletDepth 64.4%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 30
Current: £2,672 GBP|Low: £2,203 GBP|High: £2,691 GBP|Avg: £2,435 GBP|+1.7%
77 Diamonds
Retailer 2
October 28, 2026
Retailer 2£2,203 GBP
77 Diamonds£2,672 GBP

34 data points across 2 retailers

2 retailers£2,203 GBP to £2,672 GBP

B
Cheapest Retailer
-
£2,203 GBP
CA$4,099 CAD
Most Expensive
B
77 Diamonds
RADMBCXUCV8SX · Oct 28
£2,672 GBP
View
1 more retailer has this diamond
Prices start from £2,203 GBPSave up to £469 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.

B
0.91ct Radiant
£2,203 GBP