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Round|Lab Grown|IGI

1.65ct D VVS1 Round Lab Grown Diamond

ID • D/VVS1 • IGI LG669421676

Shape and cutting style on the report: Round brilliant

Certificate IGI LG669421676

Diamond specifications and retailer prices

From $329 SGD
$257 USD
As of October 29, 2026
Save $3,454 SGD (91%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $3,783 SGD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.65ct lab-grown round diamond

This 1.65ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG669421676 or 669421676. Listed at 24 retailers as of October 27, 2026, with prices from $329 to $3,783, a $3,454 spread on the same certified stone. Queensmith lists it at $3,783. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.65
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG669421676
Dimensions7.75 × 7.70 × 4.61 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
7.75 mm7.70 mm1.65 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG669421676
Side View
Table 57.0%Crown 33°Girdle: MediumPavilion 40.7°Culet: NoneDepth 59.7%

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 29
Current: $776 SGD|Low: $367 SGD|High: $2,646 SGD|Avg: $1,076 SGD|-9.4%
Retailer 1
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Retailer 12
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Retailer 19
October 30, 2026
Retailer 12$367 SGD
Retailer 10$381 SGD
Retailer 19$458 SGD
Retailer 5$550 SGD
Retailer 16$614 SGD
Retailer 15$700 SGD
Retailer 14$733 SGD
Retailer 4$750 SGD
Retailer 1$776 SGD
Retailer 3$911 SGD
Retailer 18$1,034 SGD
Retailer 8$1,261 SGD
Retailer 11$1,316 SGD
Retailer 2$1,376 SGD
Retailer 7$1,603 SGD
Retailer 13$1,643 SGD
Retailer 17$1,745 SGD
Retailer 6$1,759 SGD
Retailer 9$2,237 SGD

38 data points across 19 retailers

24 retailers$329 SGD to $3,783 SGD

A
Cheapest Retailer
-
$329 SGD
$257 USD
A
Retailer 2
-
$367 SGD
$287 USD
View
Final sale: no returns
A
Retailer 3
-
$381 SGD
$298 USD
View
A
Retailer 4
-
$408 SGD
$319 USD
View
A
Retailer 5
-
$408 SGD
$319 USD
View
A
Retailer 6
-
$458 SGD
HK$2,800 HKD
View
B+
Retailer 7
-
$550 SGD
$430 USD
View
A
Retailer 8
-
$614 SGD
$480 USD
View
A
Retailer 9
-
$700 SGD
ZAR 8,852 ZAR
View
A
Retailer 10
-
$733 SGD
€546 EUR
View
A
Retailer 11
-
$750 SGD
$587 USD
View
A
Retailer 12
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$776 SGD
£478 GBP
View
B+
Retailer 13
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$911 SGD
$713 USD
View
B+
Retailer 14
-
$1,034 SGD
$809 USD
View
B+
Retailer 15
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$1,261 SGD
$986 USD
View
B+
Retailer 16
-
$1,310 SGD
$1,025 USD
View
B+
Retailer 17
-
$1,316 SGD
View
B+
Retailer 18
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$1,376 SGD
$1,077 USD
View
B+
Retailer 19
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$1,603 SGD
$1,254 USD
View
B+
Retailer 20
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$1,643 SGD
£1,012 GBP
View
B+
Retailer 21
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$1,745 SGD
$1,365 USD
View
B
Retailer 22
-
$1,759 SGD
$1,376 USD
View
B
Retailer 23
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$2,237 SGD
$1,750 USD
View
Most Expensive
B
Queensmith
LG669421676 · Oct 27
$3,783 SGD
£2,330 GBP
View
23 more retailers have this diamond
Prices start from $329 SGDSave up to $3,454 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 Round
$329 SGD