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Radiant|Natural|GIA

0.81ct F SI1 Radiant Natural Diamond

EX • F/SI1 • GIA 1497662019

Certificate GIA 1497662019

Diamond specifications and retailer prices

From $2,906 NZD
$1,635 USD
As of October 28, 2026
Save $2,505 NZD (46%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $5,410 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 0.81ct natural radiant diamond

This 0.81ct natural radiant sits in the just-under-one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1497662019. Listed at 5 retailers as of October 28, 2026, with prices from $2,906 to $5,410, a $2,505 spread on the same certified stone. MOH London lists it at $5,410. 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

0.81
Carat
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishGood
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1497662019
Dimensions5.39 × 5.20 × 3.68 mm
L/W Ratio1.04
Top View
5.39 mm5.20 mm0.81 ctF / SI1
OriginNatural
CutExcellent
PolishGood
SymmetryGood
FluorescenceNone
CertificateGIA 1497662019
Side View
Table 83.0%CrownGirdle: ThickPavilionCulet: NoneDepth 70.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: $5,410 NZD|Low: $2,906 NZD|High: $5,476 NZD|Avg: $3,858 NZD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 4$2,906 NZD
Retailer 6$3,116 NZD
Retailer 8$3,519 NZD
Retailer 7$3,650 NZD
Retailer 3$3,695 NZD
Retailer 5$4,127 NZD
Retailer 2$4,320 NZD
MOH London$5,410 NZD

30 data points across 8 retailers

5 retailers$2,906 NZD to $5,410 NZD

B+
Cheapest Retailer
-
$2,906 NZD
$1,635 USD
B
Retailer 2
-
$3,695 NZD
£1,637 GBP
View
Retailer 3
-
$4,127 NZD
A$3,573 AUD
View
Price last confirmed 27 days ago
B
Retailer 4
-
$4,320 NZD
€2,315 EUR
View
Most Expensive
B
MOH London
0E7DCD70A · Nov 1
$5,410 NZD
£2,397 GBP
View
4 more retailers have this diamond
Prices start from $2,906 NZDSave up to $2,505 NZD

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+
0.81ct Radiant
$2,906 NZD