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Radiant|Natural|GCAL

0.91ct E SI1 Radiant Natural Diamond

VG • E/SI1 • GCAL 181230000

Certificate GCAL 181230000

Diamond specifications and retailer prices

From HK$34,258 HKD
£3,438 GBP
As of October 30, 2026
1 retailer carries this diamond
Only listing: HK$34,258 HKD at 77 Diamonds
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
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 E colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GCAL 181230000. Listed at a single retailer as of October 30, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

0.91
Carat
E
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGCAL
CertificateGCAL 181230000
Dimensions5.68 × 5.17 × 3.61 mm
L/W Ratio1.10
Top View
5.68 mm5.17 mm0.91 ctE / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGCAL 181230000
Side View
Table 64.0%CrownGirdlePavilionCuletDepth 69.8%

Caratlytics Score

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C
Average
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Price History

Last verified: Oct 30
Current: HK$34,258 HKD|Low: HK$33,554 HKD|High: HK$34,389 HKD|Avg: HK$34,101 HKD|+2.1%
October 30, 2026
77 DiamondsHK$34,258 HKD

34 data points across 1 retailer

1 retailer

C
77 Diamonds
RADZCJHQWRHD · Oct 30
HK$34,258 HKD
£3,438 GBP
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C
0.91ct Radiant
HK$34,258 HKD