Round|Lab Grown|IGI

1.42ct E VS1 Round Lab Grown Diamond

EX • E/VS1 • IGI LG685561178

Shape and cutting style on the report: Round brilliant

Certificate IGI LG685561178

Diamond specifications and retailer prices

From $237 SGD
$185 USD
As of October 29, 2026
Save $1,231 SGD (84%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $1,756 SGD at Brilliant Earth · As of October 3, 2026
View at Brilliant Earth

About this 1.42ct lab-grown round diamond

This 1.42ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG685561178 or 685561178. Listed at 22 retailers as of October 28, 2026, with a 519% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.42
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG685561178
Dimensions7.11 × 7.14 × 4.50 mm
L/W Ratio1.00
Girdle conditionFaceted
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
7.11 mm7.14 mm1.42 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG685561178
Side View
Table 57.0%Crown 35.8°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.1%

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: Oct 29
Current: $1,756 SGD|Low: $227 SGD|High: $1,756 SGD|Avg: $652 SGD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 29, 2026
Retailer 3$237 SGD
Retailer 19$264 SGD
Retailer 7$274 SGD
Retailer 5$294 SGD
Retailer 10$294 SGD
Retailer 13$397 SGD
Retailer 12$486 SGD
Retailer 17$493 SGD
Retailer 14$504 SGD
Retailer 2$529 SGD
Retailer 11$585 SGD
Retailer 6$716 SGD
Retailer 15$716 SGD
Retailer 18$747 SGD
Retailer 8$945 SGD
Retailer 9$961 SGD
Retailer 16$1,375 SGD
Retailer 4$1,468 SGD
Brilliant Earth$1,756 SGD

44 data points across 19 retailers

22 retailers$237 SGD to $1,468 SGD

A
Cheapest Retailer
-
$237 SGD
$185 USD
A
Retailer 2
-
$264 SGD
$206 USD
View
Final sale: no returns
A
Retailer 3
-
$274 SGD
$214 USD
View
A
Retailer 4
-
$294 SGD
$229 USD
View
A
Retailer 5
-
$294 SGD
$229 USD
View
B+
Retailer 6
-
$397 SGD
$310 USD
View
A
Retailer 7
-
$486 SGD
€361 EUR
View
A
Retailer 8
-
$493 SGD
£303 GBP
View
Price last confirmed 12 days ago
A
Retailer 9
-
$504 SGD
ZAR 6,357 ZAR
View
A
Retailer 10
-
$529 SGD
£325 GBP
View
A
Retailer 11
-
$585 SGD
$456 USD
View
B+
Retailer 12
-
$658 SGD
$513 USD
View
B+
Retailer 13
-
$716 SGD
$559 USD
View
B+
Retailer 14
-
$716 SGD
A$860 AUD
View
B+
Retailer 15
-
$747 SGD
$583 USD
View
B+
Retailer 16
-
$896 SGD
$699 USD
View
Price last confirmed 50 days ago
B+
Retailer 17
-
$945 SGD
$737 USD
View
B
Retailer 18
-
$981 SGD
$765 USD
View
B
Retailer 19
-
$1,014 SGD
$791 USD
View
B
Retailer 20
-
$1,375 SGD
£845 GBP
View
B
Retailer 21
-
$1,468 SGD
$1,145 USD
View
Most Expensive
B
Brilliant Earth
16085637A · Oct 3
$1,756 SGD
$1,370 USD
View
Price last confirmed 26 days ago
21 more retailers have this diamond
Prices start from $237 SGDSave up to $1,231 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
1.42ct Round
$237 SGD