Cushion|Natural|GIA

0.80ct H SI1 Cushion Natural Diamond

EX • H/SI1 • GIA 6187707281

Certificate GIA 6187707281

Diamond specifications and retailer prices

From $1,294 USD
As of October 30, 2026
Save $1,419 USD (52%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,713 USD at MOH London · As of October 29, 2026
View at MOH London

About this 0.8ct natural cushion diamond

This 0.8ct natural cushion sits in the just-under-one-carat band, graded H 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 6187707281. Listed at 11 retailers as of October 29, 2026, with prices from $1,294 to $2,713, a $1,419 spread on the same certified stone. MOH London lists it at $2,713. 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

0.80
Carat
H
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6187707281
Dimensions5.41 × 5.39 × 3.74 mm
L/W Ratio1.00
Top View
5.41 mm5.39 mm0.80 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6187707281
Side View
Table 56.0%CrownGirdle: MED-THKPavilionCulet: NDepth 69.4%

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 30
Current: $2,713 USD|Low: $1,295 USD|High: $2,732 USD|Avg: $1,887 USD|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 5$1,295 USD
Retailer 7$1,396 USD
Retailer 8$1,500 USD
Retailer 2$1,719 USD
Retailer 6$2,010 USD
Retailer 3$2,104 USD
Retailer 4$2,294 USD
MOH London$2,713 USD

44 data points across 8 retailers

11 retailers$1,294 USD to $2,713 USD

B+
Cheapest Retailer
-
$1,294 USD
A
Retailer 2
-
$1,295 USD
View
B+
Retailer 3
-
$1,396 USD
View
B+
Retailer 4
-
$1,500 USD
View
B
Retailer 5
-
$1,688 USD
View
B
Retailer 6
-
$1,719 USD
£1,353 GBP
View
B+
Retailer 7
-
$1,771 USD
View
Retailer 8
-
$2,010 USD
A$3,092 AUD
View
Price last confirmed 26 days ago
B
Retailer 9
-
$2,104 USD
€2,004 EUR
View
B
Retailer 10
-
$2,294 USD
ZAR 37,064 ZAR
View
Most Expensive
B
MOH London
F15FAA159 · Oct 29
$2,713 USD
£2,136 GBP
View
10 more retailers have this diamond
Prices start from $1,294 USDSave up to $1,419 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.

A
0.80ct Cushion
$1,294 USD