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Oval|Natural|GIA

0.81ct J SI1 Oval Natural Diamond

ID • J/SI1 • GIA 2566578137

Certificate GIA 2566578137

Diamond specifications and retailer prices

From $900 SGD
₹67,043 INR
As of November 1, 2026
Save $2,870 SGD (76%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $3,770 SGD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.81ct natural oval diamond

This 0.81ct natural oval sits in the just-under-one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2566578137. Listed at 13 retailers as of October 30, 2026, with prices from $900 to $3,770, a $2,870 spread on the same certified stone. NZ Jewellers lists it at $3,770. 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
J
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2566578137
Dimensions7.70 × 5.05 × 3.17 mm
L/W Ratio1.52
Girdle conditionVery Thick
Top View
7.70 mm5.05 mm0.81 ctJ / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2566578137
Side View
Table 58.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 62.7%

Caratlytics Score

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

Price History

Last verified: Nov 1
Current: $3,770 SGD|Low: $898 SGD|High: $3,770 SGD|Avg: $1,556 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 7$900 SGD
Retailer 4$944 SGD
Retailer 3$1,215 SGD
Retailer 12$1,331 SGD
Retailer 11$1,373 SGD
Retailer 9$1,400 SGD
Retailer 6$1,407 SGD
Retailer 2$1,515 SGD
Retailer 5$1,691 SGD
Retailer 10$1,778 SGD
Retailer 8$2,202 SGD
NZ Jewellers$3,770 SGD

13 data points across 12 retailers

13 retailers$900 SGD to $3,770 SGD

A
Cheapest Retailer
-
$900 SGD
₹67,043 INR
A
Retailer 2
-
$944 SGD
$738 USD
View
Final sale: no returns
A
Retailer 3
-
$1,106 SGD
A$1,330 AUD
View
A
Retailer 4
-
$1,215 SGD
$950 USD
View
B+
Retailer 5
-
$1,331 SGD
$1,041 USD
View
B+
Retailer 6
-
$1,373 SGD
$1,073 USD
View
B+
Retailer 7
-
$1,400 SGD
$1,095 USD
View
B+
Retailer 8
-
$1,407 SGD
£866 GBP
View
B+
Retailer 9
-
$1,515 SGD
£933 GBP
View
B+
Retailer 10
-
$1,691 SGD
€1,259 EUR
View
B+
Retailer 11
-
$1,778 SGD
ZAR 22,458 ZAR
View
B
Retailer 12
-
$2,202 SGD
£1,356 GBP
View
Most Expensive
B
NZ Jewellers
e917802a-3a0a-4c87-b8c6-354e58b53b05 · Oct 30
$3,770 SGD
$2,948 USD
View
12 more retailers have this diamond
Prices start from $900 SGDSave up to $2,870 SGD

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
0.81ct Oval
$900 SGD