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Oval|Lab Grown|UNKNOWN

1.62ct H SI1 Oval Lab Grown Diamond

EX • H/SI1 • UNKNOWN 6406392620

Certificate UNKNOWN 6406392620

Diamond specifications and retailer prices

From $471 USD
As of November 5, 2026
Save $1,405 USD (75%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,876 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.62ct lab-grown oval diamond

This 1.62ct lab-grown oval sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by UNKNOWN 6406392620. Listed at 5 retailers as of November 5, 2026, with prices from $471 to $1,876, a $1,405 spread on the same certified stone. NZ Jewellers lists it at $1,876. 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
H
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabUNKNOWN
CertificateUNKNOWN 6406392620
Dimensions7.46 × 9.01 × 2.22 mm
L/W Ratio1.21
Top View
7.46 mm9.01 mm1.62 ctH / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateUNKNOWN 6406392620
Side View
TableCrownGirdlePavilionCuletDepth 29.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $1,876 USD|Low: $452 USD|High: $1,876 USD|Avg: $835 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 3, 2026
Retailer 2$471 USD
Retailer 3$527 USD
Retailer 4$584 USD
Retailer 6$584 USD
Retailer 5$911 USD
NZ Jewellers$1,876 USD

11 data points across 6 retailers

5 retailers$471 USD to $1,876 USD

B+
Cheapest Retailer
-
$471 USD
B+
Retailer 2
-
$527 USD
View
B+
Retailer 3
-
$584 USD
View
B+
Retailer 4
-
$911 USD
View
Most Expensive
B
NZ Jewellers
de73dd5a-70c0-4817-8a64-5843ba2fad66 · Nov 5
$1,876 USD
View
4 more retailers have this diamond
Prices start from $471 USDSave up to $1,405 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.

B+
1.62ct Oval
$471 USD