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Round|Lab Grown|IGI

1.67ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG591307524

Shape and cutting style on the report: Round brilliant

Certificate IGI LG591307524

Diamond specifications and retailer prices

From $372 SGD
$291 USD
As of October 28, 2026
Save $2,383 SGD (86%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,756 SGD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.67ct lab-grown round diamond

This 1.67ct lab-grown round sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG591307524 or 591307524. Listed at 16 retailers as of October 28, 2026, with prices from $372 to $2,756, a $2,383 spread on the same certified stone. Do Amore Diamonds lists it at $2,756. 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

1.67
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG591307524
Dimensions7.62 × 7.63 × 4.65 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.62 mm7.63 mm1.67 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG591307524
Side View
Table 59.0%Crown 33.5°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 61.0%

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 28
Current: $2,756 SGD|Low: $332 SGD|High: $2,845 SGD|Avg: $972 SGD|-3.2%
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
October 29, 2026
Retailer 5$332 SGD
Retailer 6$367 SGD
Retailer 3$372 SGD
Retailer 13$477 SGD
Retailer 12$505 SGD
Retailer 14$525 SGD
Retailer 11$688 SGD
Retailer 2$743 SGD
Retailer 7$773 SGD
Retailer 8$879 SGD
Retailer 10$1,148 SGD
Retailer 4$1,528 SGD
Retailer 9$1,577 SGD
Do Amore Diamonds$2,756 SGD

38 data points across 14 retailers

16 retailers$372 SGD to $2,756 SGD

A
Retailer 1
-
$296 SGD
$231 USD
Price last confirmed 30 days ago
A
Retailer 2
-
$343 SGD
$268 USD
View
Price last confirmed 37 days ago
A
Retailer 3
-
$363 SGD
$283 USD
View
Price last confirmed 30 days ago
A
Retailer 4
-
$372 SGD
$291 USD
View
B+
Retailer 5
-
$477 SGD
$372 USD
View
A
Retailer 6
-
$505 SGD
$394 USD
View
A
Retailer 7
-
$525 SGD
HK$3,200 HKD
View
A
Retailer 8
-
$688 SGD
$537 USD
View
A
Retailer 9
-
$743 SGD
£456 GBP
View
Retailer 10
-
$773 SGD
$603 USD
View
B+
Retailer 11
-
$879 SGD
€653 EUR
View
B
Retailer 12
-
$1,148 SGD
$896 USD
View
B
Retailer 13
-
$1,302 SGD
$1,016 USD
View
Price last confirmed 29 days ago
B
Retailer 14
-
$1,528 SGD
View
B
Retailer 15
-
$1,577 SGD
£969 GBP
View
Most Expensive
B
Do Amore Diamonds
27-ED6A3FC01 · Oct 29
$2,756 SGD
$2,150 USD
View
15 more retailers have this diamond
Prices start from $372 SGDSave up to $2,383 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
1.67ct Round
$372 SGD