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Radiant|Lab Grown|IGI

1.65ct D IF Radiant Lab Grown Diamond

VG • D/IF • IGI LG707550338

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG707550338

Diamond specifications and retailer prices

From $467 SGD
$365 USD
As of October 30, 2026
Save $4,046 SGD (90%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $4,513 SGD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.65ct lab-grown radiant diamond

This 1.65ct lab-grown radiant sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG707550338 or 707550338. Listed at 25 retailers as of October 30, 2026, with prices from $467 to $4,513, a $4,046 spread on the same certified stone. Brilliant Earth lists it at $4,513. 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

1.65
Carat
D
Colour
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.2°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG707550338
Dimensions8.18 × 5.91 × 4.03 mm
L/W Ratio1.38
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
8.18 mm5.91 mm1.65 ctD / IF
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG707550338
Side View
Table 65.0%Crown 43.2°Girdle: MED-STKPavilion 35.9°Culet: NoneDepth 68.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $4,513 SGD|Low: $444 SGD|High: $5,050 SGD|Avg: $1,590 SGD|-10.6%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 11
Retailer 12
Retailer 13
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Retailer 16
Retailer 17
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Retailer 19
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Retailer 21
Retailer 22
October 31, 2026
Retailer 6$467 SGD
Retailer 18$523 SGD
Retailer 3$541 SGD
Retailer 9$579 SGD
Retailer 14$579 SGD
Retailer 22$773 SGD
Retailer 8$910 SGD
Retailer 10$926 SGD
Retailer 13$969 SGD
Retailer 21$994 SGD
Retailer 16$1,044 SGD
Retailer 19$1,343 SGD
Retailer 11$1,448 SGD
Retailer 5$1,539 SGD
Retailer 7$1,860 SGD
Retailer 15$1,911 SGD
Retailer 2$2,185 SGD
Retailer 12$2,199 SGD
Retailer 20$2,273 SGD
Retailer 17$2,276 SGD
Retailer 4$3,733 SGD
Brilliant Earth$4,513 SGD

34 data points across 22 retailers

25 retailers$467 SGD to $4,513 SGD

A
Cheapest Retailer
-
$467 SGD
$365 USD
A
Retailer 2
-
$523 SGD
$409 USD
View
Final sale: no returns
A
Retailer 3
-
$541 SGD
$423 USD
View
A
Retailer 4
-
$579 SGD
$453 USD
View
A
Retailer 5
-
$579 SGD
$453 USD
View
A
Retailer 6
-
$773 SGD
$605 USD
View
A
Retailer 7
-
$910 SGD
$712 USD
View
A
Retailer 8
-
$926 SGD
$724 USD
View
A
Retailer 9
-
$969 SGD
€722 EUR
View
A
Retailer 10
-
$994 SGD
ZAR 12,565 ZAR
View
A
Retailer 11
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$1,044 SGD
£643 GBP
View
A
Retailer 12
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$1,343 SGD
A$1,616 AUD
View
B+
Retailer 13
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$1,448 SGD
$1,133 USD
View
B+
Retailer 14
-
$1,539 SGD
$1,204 USD
View
B+
Retailer 15
-
$1,860 SGD
$1,455 USD
View
B+
Retailer 16
-
$1,911 SGD
$1,495 USD
View
B+
Retailer 17
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$1,946 SGD
$1,522 USD
View
B+
Retailer 18
-
$2,113 SGD
$1,653 USD
View
B
Retailer 19
-
$2,185 SGD
$1,709 USD
View
B
Retailer 20
-
$2,199 SGD
$1,720 USD
View
B+
Retailer 21
-
$2,273 SGD
£1,400 GBP
View
B+
Retailer 22
-
$2,276 SGD
A$2,739 AUD
View
Retailer 23
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$3,597 SGD
$2,813 USD
View
Price last confirmed 61 days ago
B
Retailer 24
-
$3,733 SGD
$2,920 USD
View
Most Expensive
B
Brilliant Earth
15466022A · Oct 31
$4,513 SGD
$3,530 USD
View
24 more retailers have this diamond
Prices start from $467 SGDSave up to $4,046 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
1.65ct Radiant
$467 SGD