Cushion|Natural|GIA

1.01ct I SI2 Cushion Natural Diamond

ID • I/SI2 • GIA 6401133462

Certificate GIA 6401133462

Diamond specifications and retailer prices

From $1,318 USD
HK$10,300 HKD
As of October 31, 2026
Save $1,820 USD (58%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $3,138 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.01ct natural cushion diamond

This 1.01ct natural cushion sits in the classic one-carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6401133462. Listed at 13 retailers as of October 29, 2026, with prices from $1,318 to $3,138, a $1,820 spread on the same certified stone. MOH London lists it at $3,138. 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

1.01
Carat
I
Color
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6401133462
Dimensions5.74 × 5.73 × 3.89 mm
L/W Ratio1.00
Top View
5.74 mm5.73 mm1.01 ctI / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6401133462
Side View
Table 65.0%CrownGirdle: Very ThickPavilionCulet: NoneDepth 67.8%

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 31
Current: $3,138 USD|Low: $1,306 USD|High: $3,155 USD|Avg: $1,847 USD|-0.5%
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
October 31, 2026
Retailer 2$1,318 USD
Retailer 11$1,562 USD
Retailer 4$1,623 USD
Retailer 10$1,644 USD
Retailer 5$1,666 USD
Retailer 12$1,736 USD
Retailer 8$1,767 USD
Retailer 9$1,781 USD
Retailer 3$1,850 USD
Retailer 13$1,918 USD
Retailer 7$1,980 USD
Retailer 6$2,433 USD
MOH London$3,138 USD

25 data points across 13 retailers

13 retailers$1,318 USD to $3,138 USD

A
Cheapest Retailer
-
$1,318 USD
HK$10,300 HKD
A
Retailer 2
-
$1,562 USD
View
A
Retailer 3
-
$1,623 USD
View
B+
Retailer 4
-
$1,644 USD
View
Final sale: no returns
B+
Retailer 5
-
$1,736 USD
View
A
Retailer 6
-
$1,767 USD
£1,391 GBP
View
B+
Retailer 7
-
$1,781 USD
View
B+
Retailer 8
-
$1,837 USD
SGD 2,482 SGD
View
B+
Retailer 9
-
$1,850 USD
View
B+
Retailer 10
-
$1,918 USD
View
B+
Retailer 11
-
$1,980 USD
£1,559 GBP
View
B+
Retailer 12
-
$2,433 USD
€2,317 EUR
View
Most Expensive
B
MOH London
9B5980333 · Oct 29
$3,138 USD
£2,471 GBP
View
12 more retailers have this diamond
Prices start from $1,318 USDSave up to $1,820 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
1.01ct Cushion
$1,318 USD