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Oval|Natural|GIA

0.91ct K SI1 Oval Natural Diamond

EX • K/SI1 • GIA 2175765231

Certificate GIA 2175765231

Diamond specifications and retailer prices

From $3,013 AUD
As of November 6, 2026
Save $1,849 AUD (38%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $4,861 AUD at MOH London · As of November 2, 2026
View at MOH London

About this 0.91ct natural oval diamond

This 0.91ct natural oval sits in the just-under-one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2175765231. Listed at 3 retailers as of November 2, 2026, with prices from $3,013 to $4,861, a $1,849 spread on the same certified stone. MOH London lists it at $4,861. 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
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryGood
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2175765231
Dimensions7.74 × 4.68 × 3.17 mm
L/W Ratio1.65
Girdle conditionFaceted
Key to symbols
Crystal, Feather
Top View
7.74 mm4.68 mm0.91 ctK / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceFaint
CertificateGIA 2175765231
Side View
Table 69.0%CrownGirdle: STK-ETKPavilionCulet: NoneDepth 67.7%

Caratlytics Score

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

Price History

Last verified: Nov 6
Current: $4,861 AUD|Low: $2,908 AUD|High: $4,918 AUD|Avg: $3,794 AUD
MOH London
Retailer 2
Retailer 3
November 6, 2026
Retailer 3$3,013 AUD
Retailer 2$3,529 AUD
MOH London$4,861 AUD

40 data points across 3 retailers

3 retailers$3,013 AUD to $4,861 AUD

B
Cheapest Retailer
-
$3,013 AUD
B
Retailer 2
-
$3,529 AUD
View
Most Expensive
C
MOH London
CEDB75D0C · Nov 2
$4,861 AUD
£2,630 GBP
View
2 more retailers have this diamond
Prices start from $3,013 AUDSave up to $1,849 AUD

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 Oval
$3,013 AUD