Cushion|Natural|GIA

1.00ct H SI1 Cushion Natural Diamond

EX • H/SI1 • GIA 1543349712

Certificate GIA 1543349712

Diamond specifications and retailer prices

From $1,532 USD
As of October 26, 2026
Save $1,668 USD (52%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $3,200 USD at MOH London · As of October 26, 2026
View at MOH London

About this 1ct natural cushion diamond

This 1ct natural cushion sits in the classic 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 1543349712. Listed at 17 retailers as of October 26, 2026, with prices from $1,532 to $3,200, a $1,668 spread on the same certified stone. MOH London lists it at $3,200. 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

1.00
Carat
H
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1543349712
Dimensions6.11 × 5.27 × 3.65 mm
L/W Ratio1.16
Culet sizeNone
Top View
6.11 mm5.27 mm1.00 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1543349712
Side View
Table 60.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 69.4%

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: Oct 26
Current: $3,200 USD|Low: $1,263 USD|High: $3,235 USD|Avg: $1,931 USD|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
October 27, 2026
Retailer 10$1,263 USD
Retailer 11$1,527 USD
Retailer 8$1,532 USD
Retailer 17$1,550 USD
Retailer 7$1,608 USD
Retailer 15$1,653 USD
Retailer 6$1,681 USD
Retailer 9$1,727 USD
Retailer 19$1,801 USD
Retailer 5$1,832 USD
Retailer 4$1,940 USD
Retailer 18$1,940 USD
Retailer 20$1,999 USD
Retailer 3$2,010 USD
Retailer 2$2,033 USD
Retailer 12$2,218 USD
Retailer 14$2,222 USD
Retailer 16$2,381 USD
Retailer 13$2,479 USD
MOH London$3,200 USD

33 data points across 20 retailers

17 retailers$1,532 USD to $3,200 USD

A
Cheapest Retailer
-
$1,532 USD
Retailer 2
-
$1,550 USD
View
Price last confirmed 11 days ago
A
Retailer 3
-
$1,608 USD
View
Retailer 4
-
$1,653 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$1,681 USD
View
Retailer 6
-
$1,727 USD
View
Price last confirmed 7 days ago
Retailer 7
-
$1,801 USD
£1,418 GBP
View
Price last confirmed 33 days ago
Retailer 8
-
$1,832 USD
View
Price last confirmed 8 days ago
B+
Retailer 9
-
$1,940 USD
View
B+
Retailer 10
-
$1,940 USD
View
Retailer 11
-
$1,999 USD
View
Price last confirmed 11 days ago
B+
Retailer 12
-
$2,010 USD
View
B+
Retailer 13
-
$2,033 USD
£1,601 GBP
View
B+
Retailer 14
-
$2,222 USD
ZAR 35,890 ZAR
View
Retailer 15
-
$2,381 USD
A$3,663 AUD
View
Price last confirmed 27 days ago
B+
Retailer 16
-
$2,479 USD
€2,361 EUR
View
Most Expensive
B
MOH London
0B288978A · Oct 26
$3,200 USD
£2,520 GBP
View
16 more retailers have this diamond
Prices start from $1,532 USDSave up to $1,668 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
1.00ct Cushion
$1,532 USD