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Round|Lab Grown|GIA

0.90ct D SI1 Round Lab Grown Diamond

EX • D/SI1 • GIA 5456791414

Certificate GIA 5456791414

Diamond specifications and retailer prices

From $300 AUD
$211 USD
As of October 29, 2026
Save $1,202 AUD (80%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,502 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 0.9ct lab-grown round diamond

This 0.9ct lab-grown round sits in the just-under-one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5456791414. Listed at 15 retailers as of October 29, 2026, with prices from $300 to $1,502, a $1,202 spread on the same certified stone. MOH London lists it at $1,502. 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
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabGIA
CertificateGIA 5456791414
Dimensions6.24 × 6.19 × 3.79 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
6.24 mm6.19 mm0.90 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5456791414
Side View
Table 58.0%Crown 35.5°Girdle: MediumPavilion 40.6°Culet: NoneDepth 61.0%

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 29
Current: $1,502 AUD|Low: $289 AUD|High: $1,513 AUD|Avg: $642 AUD|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 8$300 AUD
Retailer 11$337 AUD
Retailer 4$349 AUD
Retailer 10$373 AUD
Retailer 12$501 AUD
Retailer 7$569 AUD
Retailer 5$607 AUD
Retailer 2$621 AUD
Retailer 3$702 AUD
Retailer 9$954 AUD
Retailer 6$971 AUD
MOH London$1,502 AUD

43 data points across 12 retailers

15 retailers$300 AUD to $1,502 AUD

A
Cheapest Retailer
-
$300 AUD
$211 USD
A
Retailer 2
-
$337 AUD
$237 USD
View
Final sale: no returns
A
Retailer 3
-
$349 AUD
$245 USD
View
A
Retailer 4
-
$373 AUD
$262 USD
View
A
Retailer 5
-
$373 AUD
$262 USD
View
A
Retailer 6
-
$474 AUD
$333 USD
View
A
Retailer 7
-
$501 AUD
$352 USD
View
B+
Retailer 8
-
$569 AUD
$400 USD
View
B+
Retailer 9
-
$607 AUD
€406 EUR
View
B+
Retailer 10
-
$621 AUD
£343 GBP
View
B+
Retailer 11
-
$702 AUD
$493 USD
View
B
Retailer 12
-
$954 AUD
$670 USD
View
B
Retailer 13
-
$971 AUD
$682 USD
View
B
Retailer 14
-
$1,199 AUD
$842 USD
View
Most Expensive
B
MOH London
5456791414 · Oct 29
$1,502 AUD
£831 GBP
View
14 more retailers have this diamond
Prices start from $300 AUDSave up to $1,202 AUD

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 Round
$300 AUD