Asscher|Lab Grown|IGI

1.03ct D SI1 Asscher Lab Grown Diamond

GD • D/SI1 • IGI LG687546357

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG687546357

Diamond specifications and retailer prices

From $203 USD
As of November 1, 2026
Save $931 USD (82%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,134 USD at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 1.03ct lab-grown asscher diamond

This 1.03ct lab-grown asscher sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG687546357 or 687546357. Listed at 12 retailers as of November 1, 2026, with prices from $203 to $1,134, a $931 spread on the same certified stone. Reve Diamonds lists it at $1,134. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.03
Carat
D
Color
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle44.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG687546357
Dimensions5.61 × 5.57 × 3.68 mm
L/W Ratio1.01
Culet sizePointed
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
5.61 mm5.57 mm1.03 ctD / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG687546357
Side View
Table 59.0%Crown 32.5°Girdle: Slightly ThickPavilion 44.3°Culet: NoneDepth 66.1%

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: Nov 1
Current: $405 USD|Low: $200 USD|High: $1,134 USD|Avg: $583 USD|+5.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Reve Diamonds
November 2, 2026
Retailer 10$203 USD
Retailer 8$397 USD
Retailer 1$405 USD
Retailer 6$427 USD
Retailer 5$433 USD
Retailer 9$465 USD
Retailer 7$510 USD
Retailer 11$596 USD
Retailer 3$670 USD
Retailer 2$777 USD
Retailer 4$1,052 USD
Reve Diamonds$1,134 USD

44 data points across 12 retailers

12 retailers$203 USD to $1,134 USD

A
Cheapest Retailer
-
$203 USD
Final sale: no returns
B+
Retailer 2
-
$397 USD
View
B+
Retailer 3
-
$405 USD
£319 GBP
View
B+
Retailer 4
-
$427 USD
£336 GBP
View
B
Retailer 5
-
$433 USD
€412 EUR
View
B
Retailer 6
-
$465 USD
View
B
Retailer 7
-
$510 USD
View
B
Retailer 8
-
$596 USD
View
B
Retailer 9
-
$670 USD
View
B
Retailer 10
-
$777 USD
View
B
Retailer 11
-
$1,052 USD
£828 GBP
View
Most Expensive
C
Reve Diamonds
8D038925B · Nov 1
$1,134 USD
View
11 more retailers have this diamond
Prices start from $203 USDSave up to $931 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
1.03ct Asscher
$203 USD