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Round|Lab Grown|IGI

1.62ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG476168413

Shape and cutting style on the report: Round brilliant

Certificate IGI LG476168413

Diamond specifications and retailer prices

From $354 SGD
$277 USD
As of October 28, 2026
Save $1,768 SGD (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $3,426 SGD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

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 IGI LG476168413 or 476168413. Listed at 19 retailers as of October 25, 2026, with a 499% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG476168413
Dimensions7.61 × 7.55 × 4.58 mm
L/W Ratio1.01
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
7.61 mm7.55 mm1.62 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG476168413
Side View
Table 58.5%Crown 33.4°Girdle: MediumPavilion 40.7°Culet: NoneDepth 60.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 28
Current: $3,426 SGD|Low: $303 SGD|High: $3,426 SGD|Avg: $1,035 SGD|+16.5%
Do Amore Diamonds
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
November 1, 2026
Retailer 5$354 SGD
Retailer 3$386 SGD
Retailer 8$479 SGD
Retailer 13$479 SGD
Retailer 11$519 SGD
Retailer 15$678 SGD
Retailer 7$682 SGD
Retailer 14$687 SGD
Retailer 2$945 SGD
Retailer 6$1,128 SGD
Retailer 10$1,473 SGD
Retailer 12$1,700 SGD
Retailer 4$1,906 SGD
Retailer 9$2,122 SGD
Do Amore Diamonds$3,426 SGD

44 data points across 15 retailers

19 retailers$354 SGD to $2,122 SGD

Retailer 1
-
$316 SGD
$247 USD
Price last confirmed 40 days ago
A
Retailer 2
-
$354 SGD
$277 USD
View
Final sale: no returns
Retailer 3
-
$386 SGD
$302 USD
View
Price last confirmed 40 days ago
A
Retailer 4
-
$386 SGD
$302 USD
View
A
Retailer 5
-
$479 SGD
$375 USD
View
A
Retailer 6
-
$479 SGD
$375 USD
View
A
Retailer 7
-
$519 SGD
$406 USD
View
B+
Retailer 8
-
$678 SGD
$530 USD
View
Retailer 9
-
$682 SGD
£420 GBP
View
Price last confirmed 37 days ago
B+
Retailer 10
-
$687 SGD
$537 USD
View
B+
Retailer 11
-
$945 SGD
£582 GBP
View
B
Retailer 12
-
$1,128 SGD
$882 USD
View
B
Retailer 13
-
$1,322 SGD
CA$1,436 CAD
View
Retailer 14
-
$1,390 SGD
$1,087 USD
View
Price last confirmed 41 days ago
B
Retailer 15
-
$1,473 SGD
$1,152 USD
View
B
Retailer 16
-
$1,700 SGD
$1,330 USD
View
B
Retailer 17
-
$1,906 SGD
$1,491 USD
View
B
Retailer 18
-
$2,122 SGD
£1,307 GBP
View
Most Expensive
Do Amore Diamonds
27-71F3A7C17 · Oct 31
$3,426 SGD
$2,680 USD
View
Price under review
18 more retailers have this diamond
Prices start from $354 SGDSave up to $1,768 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
1.62ct Round
$354 SGD