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 $639 USD
As of October 29, 2026
Save $1,253 USD (66%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,892 USD 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 $639 to $1,892, a $1,253 spread on the same certified stone. MOH London lists it at $1,892. 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
Color
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 29
Current: $1,892 USD|Low: $639 USD|High: $1,937 USD|Avg: $984 USD|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 6$639 USD
Retailer 5$732 USD
Retailer 4$768 USD
Retailer 3$776 USD
Retailer 2$793 USD
Retailer 8$991 USD
Retailer 7$1,592 USD
MOH London$1,892 USD

42 data points across 8 retailers

8 retailers$639 USD to $1,892 USD

A
Cheapest Retailer
-
$639 USD
B+
Retailer 2
-
$732 USD
View
B+
Retailer 3
-
$768 USD
View
B+
Retailer 4
-
$776 USD
€739 EUR
View
B+
Retailer 5
-
$793 USD
£624 GBP
View
Retailer 6
-
$991 USD
View
Price last confirmed 95 days ago
B
Retailer 7
-
$1,592 USD
View
Most Expensive
B
MOH London
6452869709 · Oct 26
$1,892 USD
£1,490 GBP
View
7 more retailers have this diamond
Prices start from $639 USDSave up to $1,253 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
1.62ct Round
$639 USD