Asscher|Natural|GIA

0.90ct D SI1 Asscher Natural Diamond

EX • D/SI1 • GIA 6511420005

Certificate GIA 6511420005

Diamond specifications and retailer prices

From $1,218 USD
As of October 28, 2026
Save $1,337 USD (52%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $2,555 USD at MOH London · As of October 26, 2026
View at MOH London

About this 0.9ct natural asscher diamond

This 0.9ct natural asscher sits in the just-under-one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6511420005. Listed at 10 retailers as of October 26, 2026, with prices from $1,218 to $2,555, a $1,337 spread on the same certified stone. MOH London lists it at $2,555. 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

0.90
Carat
D
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 6511420005
Dimensions6.71 × 4.75 × 3.23 mm
L/W Ratio1.41
Top View
6.71 mm4.75 mm0.90 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceStrong
CertificateGIA 6511420005
Side View
Table 68.0%CrownGirdle: Very ThickPavilionCulet: NoneDepth 68.1%

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 28
Current: $2,555 USD|Low: $1,150 USD|High: $2,661 USD|Avg: $1,799 USD|-2.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 7$1,218 USD
Retailer 6$1,270 USD
Retailer 9$1,464 USD
Retailer 2$1,624 USD
Retailer 4$1,702 USD
Retailer 10$1,799 USD
Retailer 8$1,958 USD
Retailer 3$2,027 USD
Retailer 5$2,128 USD
MOH London$2,555 USD

45 data points across 10 retailers

10 retailers$1,218 USD to $2,555 USD

A
Cheapest Retailer
-
$1,218 USD
Final sale: no returns
A
Retailer 2
-
$1,270 USD
View
A
Retailer 3
-
$1,464 USD
View
A
Retailer 4
-
$1,624 USD
£1,279 GBP
View
A
Retailer 5
-
$1,702 USD
£1,340 GBP
View
B+
Retailer 6
-
$1,799 USD
A$2,768 AUD
View
B+
Retailer 7
-
$1,958 USD
A$3,013 AUD
View
Price last confirmed 23 days ago
B+
Retailer 8
-
$2,027 USD
€1,930 EUR
View
B+
Retailer 9
-
$2,128 USD
ZAR 34,385 ZAR
View
Most Expensive
B+
MOH London
461E64453 · Oct 26
$2,555 USD
£2,012 GBP
View
9 more retailers have this diamond
Prices start from $1,218 USDSave up to $1,337 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
0.90ct Asscher
$1,218 USD