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Asscher|Lab Grown|IGI

1.37ct D IF Asscher Lab Grown Diamond

ID • D/IF • IGI LG837680644

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG837680644

Diamond specifications and retailer prices

From $316 SGD
$247 USD
As of October 30, 2026
Save $4,416 SGD (93%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $4,732 SGD at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

About this 1.37ct lab-grown asscher diamond

This 1.37ct lab-grown asscher sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG837680644 or 837680644. Listed at 9 retailers as of October 26, 2026, with prices from $316 to $4,732, a $4,416 spread on the same certified stone. Brilliant Earth lists it at $4,732. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.37
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.2°
Pavilion angle43.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837680644
Dimensions6.21 × 6.21 × 3.99 mm
L/W Ratio1.00
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.21 mm6.21 mm1.37 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837680644
Side View
Table 58.0%Crown 31.2°Girdle: MediumPavilion 43.6°CuletDepth 64.3%

Caratlytics Score

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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: $4,732 SGD|Low: $302 SGD|High: $4,885 SGD|Avg: $1,620 SGD|-3.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 31, 2026
Retailer 6$316 SGD
Retailer 4$652 SGD
Retailer 8$708 SGD
Retailer 5$954 SGD
Retailer 3$1,261 SGD
Retailer 2$1,265 SGD
Retailer 7$1,501 SGD
Brilliant Earth$4,732 SGD

24 data points across 8 retailers

9 retailers$316 SGD to $4,732 SGD

A
Cheapest Retailer
-
$316 SGD
$247 USD
Retailer 2
-
$367 SGD
$287 USD
View
Price last confirmed 38 days ago
Retailer 3
-
$652 SGD
$510 USD
View
Price last confirmed 5 days ago
Retailer 4
-
$708 SGD
€527 EUR
View
Price last confirmed 8 days ago
A
Retailer 5
-
$954 SGD
A$1,148 AUD
View
B+
Retailer 6
-
$1,261 SGD
$986 USD
View
B+
Retailer 7
-
$1,265 SGD
$989 USD
View
B+
Retailer 8
-
$1,501 SGD
£924 GBP
View
Most Expensive
B
Brilliant Earth
21566876A · Oct 26
$4,732 SGD
$3,700 USD
View
8 more retailers have this diamond
Prices start from $316 SGDSave up to $4,416 SGD

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
1.37ct Asscher
$316 SGD