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Oval|Natural|GIA

0.91ct H SI2 Oval Natural Diamond

ID • H/SI2 • GIA 6521174184

Certificate GIA 6521174184

Diamond specifications and retailer prices

From £669 GBP
HK$7,000 HKD
As of October 31, 2026
Save £256 GBP (28%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £925 GBP at Michael Trio · As of October 27, 2026
View at Michael Trio

About this 0.91ct natural oval diamond

This 0.91ct natural oval sits in the just-under-one-carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6521174184. Listed at 4 retailers as of October 27, 2026, with prices from £669 to £925, a £256 spread on the same certified stone. Michael Trio lists it at £925. 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
H
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6521174184
Dimensions7.83 × 5.56 × 3.30 mm
L/W Ratio1.41
Top View
7.83 mm5.56 mm0.91 ctH / SI2
OriginNatural
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6521174184
Side View
Table 62.0%CrownGirdle: ThickPavilionCulet: NoneDepth 59.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: £925 GBP|Low: £659 GBP|High: £925 GBP|Avg: £798 GBP
Michael Trio
Retailer 2
Retailer 3
Retailer 4
October 31, 2026
Retailer 2£669 GBP
Retailer 3£754 GBP
Retailer 4£853 GBP
Michael Trio£925 GBP

6 data points across 4 retailers

4 retailers£669 GBP to £925 GBP

A
Cheapest Retailer
-
£669 GBP
HK$7,000 HKD
A
Retailer 2
-
£754 GBP
SGD 1,365 SGD
View
B+
Retailer 3
-
£853 GBP
$1,143 USD
View
Most Expensive
B+
Michael Trio
2614230515 · Oct 27
£925 GBP
SGD 1,675 SGD
View
3 more retailers have this diamond
Prices start from £669 GBPSave up to £256 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
0.91ct Oval
£669 GBP