CaratHunter
Plans
Cushion|Natural|GIA

0.81ct J SI1 Cushion Natural Diamond

EX • J/SI1 • GIA 5202431859

Certificate GIA 5202431859

Diamond specifications and retailer prices

From $1,697 USD
As of November 5, 2026
Save $454 USD (21%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $2,151 USD at Diamond Exchange Canada · As of November 5, 2026
View at Diamond Exchange Canada

About this 0.81ct natural cushion diamond

This 0.81ct natural cushion 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 5202431859. Listed at 3 retailers as of November 5, 2026, with prices from $1,697 to $2,151, a $454 spread on the same certified stone. Diamond Exchange Canada lists it at $2,151. 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
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5202431859
Dimensions5.40 × 4.96 × 3.45 mm
L/W Ratio1.09
Top View
5.40 mm4.96 mm0.81 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5202431859
Side View
Table 61.0%CrownGirdlePavilionCuletDepth 69.5%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $2,151 USD|Low: $1,676 USD|High: $2,151 USD|Avg: $1,925 USD
Diamond Exchange Canada
Retailer 2
Retailer 3
November 6, 2026
Retailer 3$1,697 USD
Retailer 2$1,707 USD
Diamond Exchange Canada$2,151 USD

36 data points across 3 retailers

3 retailers$1,697 USD to $2,151 USD

B
Cheapest Retailer
-
$1,697 USD
B
Retailer 2
-
$1,707 USD
View
Most Expensive
B
Diamond Exchange Canada
1771508804 · Nov 5
$2,151 USD
CA$2,988 CAD
View
2 more retailers have this diamond
Prices start from $1,697 USDSave up to $454 USD

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 Cushion
$1,697 USD