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Round|Lab Grown|GIA

1.62ct D SI1 Round Lab Grown Diamond

EX • D/SI1 • GIA 6452869709

Certificate GIA 6452869709

Diamond specifications and retailer prices

From $910 AUD
$639 USD
As of October 30, 2026
Save $1,784 AUD (66%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $2,694 AUD at MOH London · As of October 28, 2026
View at MOH London

About this 1.62ct lab-grown round diamond

This 1.62ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6452869709. Listed at 8 retailers as of October 28, 2026, with prices from $910 to $2,694, a $1,784 spread on the same certified stone. MOH London lists it at $2,694. 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

1.62
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabGIA
CertificateGIA 6452869709
Dimensions7.54 × 7.52 × 4.65 mm
L/W Ratio1.00
Star length50%
Lower girdle75%
Top View
7.54 mm7.52 mm1.62 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6452869709
Side View
Table 57.0%Crown 34.5°Girdle: ThickPavilion 40.8°Culet: NoneDepth 61.7%

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: $2,694 AUD|Low: $910 AUD|High: $2,757 AUD|Avg: $1,407 AUD|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 6$910 AUD
Retailer 5$1,042 AUD
Retailer 4$1,093 AUD
Retailer 3$1,105 AUD
Retailer 2$1,129 AUD
Retailer 8$1,411 AUD
Retailer 7$2,266 AUD
MOH London$2,694 AUD

41 data points across 8 retailers

8 retailers$910 AUD to $2,694 AUD

A
Cheapest Retailer
-
$910 AUD
$639 USD
B+
Retailer 2
-
$1,042 AUD
$732 USD
View
B+
Retailer 3
-
$1,093 AUD
$768 USD
View
B+
Retailer 4
-
$1,105 AUD
€739 EUR
View
B+
Retailer 5
-
$1,129 AUD
£624 GBP
View
Retailer 6
-
$1,411 AUD
$991 USD
View
Price last confirmed 96 days ago
B
Retailer 7
-
$2,266 AUD
$1,592 USD
View
Most Expensive
B
MOH London
6452869709 · Oct 26
$2,694 AUD
£1,490 GBP
View
7 more retailers have this diamond
Prices start from $910 AUDSave up to $1,784 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
1.62ct Round
$910 AUD